diff --git a/lib/base.c b/lib/base.c
index 5fa5a04..b412f68 100644
--- a/lib/base.c
+++ b/lib/base.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-26
  * Author: Aryadev Chavali
diff --git a/lib/base.h b/lib/base.h
index 3a396a6..25431e4 100644
--- a/lib/base.h
+++ b/lib/base.h
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/lib/darr.c b/lib/darr.c
index 07be6f9..8ea85fa 100644
--- a/lib/darr.c
+++ b/lib/darr.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/lib/darr.h b/lib/darr.h
index 9e58666..3a6dda1 100644
--- a/lib/darr.h
+++ b/lib/darr.h
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/lib/heap.c b/lib/heap.c
index 8cc9c74..33e1db0 100644
--- a/lib/heap.c
+++ b/lib/heap.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-11-01
  * Author: Aryadev Chavali
diff --git a/lib/heap.h b/lib/heap.h
index 4d3d732..a8466ac 100644
--- a/lib/heap.h
+++ b/lib/heap.h
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-11-01
  * Author: Aryadev Chavali
diff --git a/lib/inst-macro.h b/lib/inst-macro.h
index 3aac840..dc260cc 100644
--- a/lib/inst-macro.h
+++ b/lib/inst-macro.h
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-28
  * Author: Aryadev Chavali
diff --git a/lib/inst.c b/lib/inst.c
index bf7a635..1b1f10a 100644
--- a/lib/inst.c
+++ b/lib/inst.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/lib/inst.h b/lib/inst.h
index 3d67c10..55c2b6c 100644
--- a/lib/inst.h
+++ b/lib/inst.h
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/test/lib/main.c b/test/lib/main.c
index 9d7503b..b49e0ca 100644
--- a/test/lib/main.c
+++ b/test/lib/main.c
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-28
  * Author: Aryadev Chavali
diff --git a/test/lib/test-base.h b/test/lib/test-base.h
index d728229..696214d 100644
--- a/test/lib/test-base.h
+++ b/test/lib/test-base.h
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-28
  * Author: Aryadev Chavali
diff --git a/test/lib/test-darr.h b/test/lib/test-darr.h
index d1659dd..69b97e1 100644
--- a/test/lib/test-darr.h
+++ b/test/lib/test-darr.h
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-28
  * Author: Aryadev Chavali
diff --git a/test/testing.h b/test/testing.h
index 6fe9100..7fdd7ea 100644
--- a/test/testing.h
+++ b/test/testing.h
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-28
  * Author: Aryadev Chavali
diff --git a/vm/main.c b/vm/main.c
index 0ab4704..5faa63b 100644
--- a/vm/main.c
+++ b/vm/main.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/vm/runtime.c b/vm/runtime.c
index 59144c7..0b71a3b 100644
--- a/vm/runtime.c
+++ b/vm/runtime.c
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/vm/runtime.h b/vm/runtime.h
index 5eedd98..2035227 100644
--- a/vm/runtime.h
+++ b/vm/runtime.h
@@ -1,9 +1,13 @@
-/* Copyright (C) 2023 Aryadev Chavali
+/* Copyright (C) 2023, 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2023-10-15
  * Author: Aryadev Chavali
diff --git a/vm/struct.c b/vm/struct.c
index d688a56..ffb85ba 100644
--- a/vm/struct.c
+++ b/vm/struct.c
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-25
  * Author: Aryadev Chavali
diff --git a/vm/struct.h b/vm/struct.h
index 5f62d5a..7ba06a2 100644
--- a/vm/struct.h
+++ b/vm/struct.h
@@ -1,9 +1,13 @@
 /* Copyright (C) 2024 Aryadev Chavali
 
- * You may distribute and modify this code under the terms of the
- * GPLv2 license.  You should have received a copy of the GPLv2
- * license with this file.  If not, please write to:
- * aryadev@aryadevchavali.com.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
 
  * Created: 2024-04-25
  * Author: Aryadev Chavali