diff --git a/AK/SourceLocation.h b/AK/SourceLocation.h
index 8e1a2a5dcb2..cc8260441bb 100644
--- a/AK/SourceLocation.h
+++ b/AK/SourceLocation.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2021, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Tests/AK/TestSourceLocation.cpp b/Tests/AK/TestSourceLocation.cpp
index d770751d1d1..8f79f1d104a 100644
--- a/Tests/AK/TestSourceLocation.cpp
+++ b/Tests/AK/TestSourceLocation.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2021, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibC/cxxabi.cpp b/Userland/Libraries/LibC/cxxabi.cpp
index 3c9a8026d26..502f22309d6 100644
--- a/Userland/Libraries/LibC/cxxabi.cpp
+++ b/Userland/Libraries/LibC/cxxabi.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Userland/Libraries/LibELF/DynamicLoader.cpp b/Userland/Libraries/LibELF/DynamicLoader.cpp
index 934de401539..6321954aa17 100644
--- a/Userland/Libraries/LibELF/DynamicLoader.cpp
+++ b/Userland/Libraries/LibELF/DynamicLoader.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
  * Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
  *
diff --git a/Userland/Libraries/LibELF/DynamicLoader.h b/Userland/Libraries/LibELF/DynamicLoader.h
index bfcd2184bbb..64c6e5a8217 100644
--- a/Userland/Libraries/LibELF/DynamicLoader.h
+++ b/Userland/Libraries/LibELF/DynamicLoader.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibELF/DynamicObject.cpp b/Userland/Libraries/LibELF/DynamicObject.cpp
index 439d5ca16a7..dfb86604831 100644
--- a/Userland/Libraries/LibELF/DynamicObject.cpp
+++ b/Userland/Libraries/LibELF/DynamicObject.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibELF/DynamicObject.h b/Userland/Libraries/LibELF/DynamicObject.h
index 8381be9c0f6..56b54b842c5 100644
--- a/Userland/Libraries/LibELF/DynamicObject.h
+++ b/Userland/Libraries/LibELF/DynamicObject.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibELF/Hashes.h b/Userland/Libraries/LibELF/Hashes.h
index f57d8827f81..ae172e4b47b 100644
--- a/Userland/Libraries/LibELF/Hashes.h
+++ b/Userland/Libraries/LibELF/Hashes.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019-2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2019-2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibELF/Validation.cpp b/Userland/Libraries/LibELF/Validation.cpp
index fa42fe20350..96d8151641b 100644
--- a/Userland/Libraries/LibELF/Validation.cpp
+++ b/Userland/Libraries/LibELF/Validation.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2020, Andrew Kaster <akaster@serenityos.org>
  * Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
diff --git a/Userland/Libraries/LibELF/Validation.h b/Userland/Libraries/LibELF/Validation.h
index dce3bf7fd1a..55c6896d4ad 100644
--- a/Userland/Libraries/LibELF/Validation.h
+++ b/Userland/Libraries/LibELF/Validation.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Andrew Kaster <andrewdkaster@gmail.com>
+ * Copyright (c) 2020, Andrew Kaster <akaster@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */