2 files changed, 2 insertions, 2 deletions

diff --git a/archival/gunzip.c b/archival/gunzip.c
index 6f5e63d4b..c39814de0 100644
--- a/archival/gunzip.c
+++ b/archival/gunzip.c
@@ -110,7 +110,7 @@ extern int gunzip_main(int argc, char **argv)
         }
 
         /* Set input filename and number */
-        if (argv[optind] == NULL) {
+        if (argv[optind] == NULL || strcmp(argv[optind], "-") == 0) {
                 flags |= gunzip_to_stdout;
                 in_file = stdin;
         } else {
diff --git a/gunzip.c b/gunzip.c
index 6f5e63d4b..c39814de0 100644
--- a/gunzip.c
+++ b/gunzip.c
@@ -110,7 +110,7 @@ extern int gunzip_main(int argc, char **argv)
         }
 
         /* Set input filename and number */
-        if (argv[optind] == NULL) {
+        if (argv[optind] == NULL || strcmp(argv[optind], "-") == 0) {
                 flags |= gunzip_to_stdout;
                 in_file = stdin;
         } else {