diff --git a/source/include/shadow.h b/source/include/shadow.h
index aea6776b..c0311c30 100644
--- a/source/include/shadow.h
+++ b/source/include/shadow.h
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/source/include/shadow_config_defaults.h b/source/include/shadow_config_defaults.h
index d943dc1a..f2ff5016 100644
--- a/source/include/shadow_config_defaults.h
+++ b/source/include/shadow_config_defaults.h
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/source/shadow.c b/source/shadow.c
index 17e7a4a8..563333fe 100644
--- a/source/shadow.c
+++ b/source/shadow.c
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/test/cbmc/proofs/Shadow_AssembleTopicString/Shadow_AssembleTopicString_harness.c b/test/cbmc/proofs/Shadow_AssembleTopicString/Shadow_AssembleTopicString_harness.c
index c8d22bc1..8fe4d2e8 100644
--- a/test/cbmc/proofs/Shadow_AssembleTopicString/Shadow_AssembleTopicString_harness.c
+++ b/test/cbmc/proofs/Shadow_AssembleTopicString/Shadow_AssembleTopicString_harness.c
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/test/cbmc/proofs/Shadow_MatchTopic/Shadow_MatchTopic_harness.c b/test/cbmc/proofs/Shadow_MatchTopic/Shadow_MatchTopic_harness.c
index d921c851..2c5cf9c5 100644
--- a/test/cbmc/proofs/Shadow_MatchTopic/Shadow_MatchTopic_harness.c
+++ b/test/cbmc/proofs/Shadow_MatchTopic/Shadow_MatchTopic_harness.c
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/test/cbmc/proofs/Shadow_MatchTopicString/Shadow_MatchTopicString_harness.c b/test/cbmc/proofs/Shadow_MatchTopicString/Shadow_MatchTopicString_harness.c
index 70f6ee1a..263c2e67 100644
--- a/test/cbmc/proofs/Shadow_MatchTopicString/Shadow_MatchTopicString_harness.c
+++ b/test/cbmc/proofs/Shadow_MatchTopicString/Shadow_MatchTopicString_harness.c
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/test/include/shadow_config.h b/test/include/shadow_config.h
index c4d6f6ed..3733a5e2 100644
--- a/test/include/shadow_config.h
+++ b/test/include/shadow_config.h
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT
diff --git a/test/unit-test/shadow_utest.c b/test/unit-test/shadow_utest.c
index 8aa96167..7d0a695d 100644
--- a/test/unit-test/shadow_utest.c
+++ b/test/unit-test/shadow_utest.c
@@ -1,5 +1,5 @@
 /*
- * AWS IoT Device Shadow v1.4.0
+ * AWS IoT Device Shadow v1.4.1
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * SPDX-License-Identifier: MIT