diff --git a/CHANGELOG b/CHANGELOG
index cf7325842..c94031ccb 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,12 @@
 This is the changelog file for the POCO C++ Libraries.
 
+Release 1.12.1 (2022-07-18)
+===========================
+
+- GH #3677 PocoFoundationConfig.cmake should now check for PCRE2
+- GH #3686 SIGSEGV in OSSL_PROVIDER_unload with static OpenSSL3
+
+
 Release 1.12.0 (2022-07-08)
 ===========================
 
diff --git a/DLLVersion.rc b/DLLVersion.rc
index 779c4db1b..ffca82f26 100644
--- a/DLLVersion.rc
+++ b/DLLVersion.rc
@@ -4,8 +4,8 @@
 
 #include "winres.h"
 
-#define POCO_VERSION 1,12,0,0
-#define POCO_VERSION_STR "1.12.0"
+#define POCO_VERSION 1,12,1,0
+#define POCO_VERSION_STR "1.12.1"
 
 VS_VERSION_INFO VERSIONINFO
  FILEVERSION POCO_VERSION
diff --git a/Foundation/include/Poco/Version.h b/Foundation/include/Poco/Version.h
index cb014e985..d881ed123 100644
--- a/Foundation/include/Poco/Version.h
+++ b/Foundation/include/Poco/Version.h
@@ -36,6 +36,6 @@
 //      Bx: beta releases
 //
 
-#define POCO_VERSION 0x010C0000
+#define POCO_VERSION 0x010C0100
 
 #endif // Foundation_Version_INCLUDED
diff --git a/VERSION b/VERSION
index 0eed1a29e..f8f4f03b3 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.12.0
+1.12.1
diff --git a/doc/99100-ReleaseNotes.page b/doc/99100-ReleaseNotes.page
index 601b3a6d8..2f630cf1a 100644
--- a/doc/99100-ReleaseNotes.page
+++ b/doc/99100-ReleaseNotes.page
@@ -2,6 +2,14 @@ POCO C++ Libraries Release Notes
 AAAIntroduction
 
 
+!!!Release 1.12.1
+
+!!Summary of Changes
+
+  - GH #3677 PocoFoundationConfig.cmake should now check for PCRE2
+  - GH #3686 SIGSEGV in OSSL_PROVIDER_unload with static OpenSSL3
+
+
 !!!Release 1.12.0
 
 !!Summary of Changes
diff --git a/libversion b/libversion
index d61f00d8c..7fe4e495f 100644
--- a/libversion
+++ b/libversion
@@ -1 +1 @@
-90
+91