diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index b56ee268b1..08ff731606 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -4130,8 +4130,11 @@ ex_substitute(exarg_T *eap)
 		vim_free(old_sub);
 		old_sub = vim_strsave(sub);
 		if (old_sub == NULL)
+		{
 		    // out of memory
+		    vim_free(sub);
 		    return;
+		}
 	    }
 	}
     }
diff --git a/src/version.c b/src/version.c
index 40e00fc2bf..af8e5e13ed 100644
--- a/src/version.c
+++ b/src/version.c
@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    56,
 /**/
     55,
 /**/