diff --git a/AK/EnumBits.h b/AK/EnumBits.h
index 49902b576c9..b806aaa46b0 100644
--- a/AK/EnumBits.h
+++ b/AK/EnumBits.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/AK/SinglyLinkedListWithCount.h b/AK/SinglyLinkedListWithCount.h
index 32fad17ac9d..4f47ef7a241 100644
--- a/AK/SinglyLinkedListWithCount.h
+++ b/AK/SinglyLinkedListWithCount.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/AK/Tests/TestEnumBits.cpp b/AK/Tests/TestEnumBits.cpp
index 973d7b479c4..9a357a16677 100644
--- a/AK/Tests/TestEnumBits.cpp
+++ b/AK/Tests/TestEnumBits.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/AK/Tests/TestIntrusiveList.cpp b/AK/Tests/TestIntrusiveList.cpp
index dbde9d8b93d..ee9af5a276c 100644
--- a/AK/Tests/TestIntrusiveList.cpp
+++ b/AK/Tests/TestIntrusiveList.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Kernel/AddressSanitizer.cpp b/Kernel/AddressSanitizer.cpp
index 5b4183251e7..b23f134f95d 100644
--- a/Kernel/AddressSanitizer.cpp
+++ b/Kernel/AddressSanitizer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Kernel/AddressSanitizer.h b/Kernel/AddressSanitizer.h
index 875801725f8..e0c893dbefb 100644
--- a/Kernel/AddressSanitizer.h
+++ b/Kernel/AddressSanitizer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro<b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Userland/Libraries/LibC/Tests/TestLibCTime.cpp b/Userland/Libraries/LibC/Tests/TestLibCTime.cpp
index 283471ac333..4e4c3dd303e 100644
--- a/Userland/Libraries/LibC/Tests/TestLibCTime.cpp
+++ b/Userland/Libraries/LibC/Tests/TestLibCTime.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Userland/Libraries/LibC/ssp.cpp b/Userland/Libraries/LibC/ssp.cpp
index 53e0425706d..2937c5da3e4 100644
--- a/Userland/Libraries/LibC/ssp.cpp
+++ b/Userland/Libraries/LibC/ssp.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Userland/Libraries/LibTest/Results.h b/Userland/Libraries/LibTest/Results.h
index ecf1b8dc1a6..59ae9692e17 100644
--- a/Userland/Libraries/LibTest/Results.h
+++ b/Userland/Libraries/LibTest/Results.h
@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
  * Copyright (c) 2020-2021, Linus Groh <mail@linusgroh.de>
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
diff --git a/Userland/Tests/LibC/stack-smash.cpp b/Userland/Tests/LibC/stack-smash.cpp
index 26c1fca48f1..6a2a303951f 100644
--- a/Userland/Tests/LibC/stack-smash.cpp
+++ b/Userland/Tests/LibC/stack-smash.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
+ * Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */