diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c
index bff5664f0f..cefd1b85df 100644
--- a/src/cryptsetup/cryptsetup.c
+++ b/src/cryptsetup/cryptsetup.c
@@ -750,6 +750,7 @@ int main(int argc, char *argv[]) {
 
         } else {
                 log_error("Unknown verb %s.", argv[1]);
+                r = -EINVAL;
                 goto finish;
         }