diff --git a/src/userfunc.c b/src/userfunc.c
index 9393b62cc1..a70870baae 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -664,6 +664,8 @@ get_lambda_tv(
 		if (fp->uf_ret_type == NULL)
 		    goto errret;
 	    }
+	    else
+		fp->uf_ret_type = &t_unknown;
 	}
 
 	fp->uf_lines = newlines;
diff --git a/src/version.c b/src/version.c
index d1bb9cc8fc..a8e1a89296 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 */
+/**/
+    2253,
 /**/
     2252,
 /**/