diff --git a/HopsanCore/include/HopsanCoreVersion.h b/HopsanCore/include/HopsanCoreVersion.h
index 3765728f1..7c54e710d 100644
--- a/HopsanCore/include/HopsanCoreVersion.h
+++ b/HopsanCore/include/HopsanCoreVersion.h
@@ -33,7 +33,7 @@
 // not the latest revision that you get when compiling the external component.
 #include "HopsanCoreGitVersion.h"
 
-#define HOPSANBASEVERSION "2.21.0"
+#define HOPSANBASEVERSION "2.21.1"
 #define HOPSANCOREVERSION HOPSANBASEVERSION "." TO_STR(HOPSANCORE_COMMIT_TIMESTAMP)
 #define HOPSANCOREMODELFILEVERSION "0.4"
 
diff --git a/makeDebRelease.sh b/makeDebRelease.sh
index 016361dde..878a4207e 100755
--- a/makeDebRelease.sh
+++ b/makeDebRelease.sh
@@ -13,7 +13,7 @@ set -u
 hopsancode_root=$(pwd)
 pbuilderWorkDir=/var/tmp/deb_hopsan/pbuilder
 name=hopsan
-devversion=2.21.0
+devversion=2.21.1
 
 # Pbuilder dists and archs
 debianDistArchArray=( bookworm:amd64:bookworm
diff --git a/makeWindowsRelease.py b/makeWindowsRelease.py
index 39a83cbb7..69c546be5 100644
--- a/makeWindowsRelease.py
+++ b/makeWindowsRelease.py
@@ -13,7 +13,7 @@
 
 # -------------------- Setup Start --------------------
 # Version numbers
-gBaseVersion = '2.21.0'
+gBaseVersion = '2.21.1'
 gReleaseRevision = ''
 gFullVersion = gBaseVersion
 gReleaseFileVersionName = gBaseVersion