1 files changed, 1 insertions, 1 deletions

diff --git a/shell/ash.c b/shell/ash.c
index bebfec8f5..f8207a6cc 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -3573,7 +3573,7 @@ killcmd(int argc, char **argv)
                 if (!*argv) {
                         for (i = 1; i < NSIG; i++) {
                                 name = get_signame(i);
-                                if (isdigit(*name))
+                                if (!isdigit(*name))
                                         out1fmt(snlfmt, name);
                         }
                         return 0;