diff --git a/src/version.h b/src/version.h
index 4f45aed0c..ed7c02095 100644
--- a/src/version.h
+++ b/src/version.h
@@ -75,11 +75,11 @@ const char *GetVersionString();
 #define SAVEGAME_EXT "zds"
 
 // MINSAVEVER is the minimum level snapshot version that can be loaded.
-#define MINSAVEVER	4545
+#define MINSAVEVER	4550
 
 // Use 4500 as the base git save version, since it's higher than the
 // SVN revision ever got.
-#define SAVEVER 4551
+#define SAVEVER 4550
 
 // This is so that derivates can use the same savegame versions without worrying about engine compatibility
 #define GAMESIG "ZDOOM"