diff --git a/CMakeLists.txt b/CMakeLists.txt
index 195616ec0f..575b7bd420 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ project(dfhack)
 
 # set up versioning.
 set(DF_VERSION "50.13")
-set(DFHACK_RELEASE "r2")
+set(DFHACK_RELEASE "r2.1")
 set(DFHACK_PRERELEASE FALSE)
 
 set(DFHACK_VERSION "${DF_VERSION}-${DFHACK_RELEASE}")
diff --git a/docs/changelog.txt b/docs/changelog.txt
index 679eedbe4d..bf2d1939fa 100644
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -56,7 +56,6 @@ Template for new versions:
 ## New Features
 
 ## Fixes
-- `suspendmanager`: stop suspending single tile stair constructions
 
 ## Misc Improvements
 
@@ -68,6 +67,11 @@ Template for new versions:
 
 ## Removed
 
+# 50.13-r2.1
+
+## Fixes
+- `suspendmanager`: stop suspending single tile stair constructions
+
 # 50.13-r2
 
 ## New Tools