diff --git a/src/vim9execute.c b/src/vim9execute.c
index 33b6430..9f829d6 100644
--- a/src/vim9execute.c
+++ b/src/vim9execute.c
@@ -487,7 +487,7 @@
 	{
 	    // Turn CTRL-C into an exception.
 	    got_int = FALSE;
-	    if (throw_exception("Vim:Interrupt", ET_INTERRUPT, NULL) != FAIL)
+	    if (throw_exception("Vim:Interrupt", ET_INTERRUPT, NULL) == FAIL)
 		goto failed;
 	    did_throw = TRUE;
 	}