diff --git a/src/evalvars.c b/src/evalvars.c
index a1d2b9b49b..9dbdc75c0c 100644
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -429,7 +429,7 @@ eval_diff(
 
     // errors are ignored
     tv = eval_expr(p_dex, NULL);
-    clear_tv(tv);
+    free_tv(tv);
 
     set_vim_var_string(VV_FNAME_IN, NULL, -1);
     set_vim_var_string(VV_FNAME_NEW, NULL, -1);
diff --git a/src/version.c b/src/version.c
index cc5c10167d..fcf40bdb2d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4182,
 /**/
     4181,
 /**/