diff --git a/cmd_line_main.c b/cmd_line_main.c
index fbf9e22..cacc095 100644
--- a/cmd_line_main.c
+++ b/cmd_line_main.c
@@ -41,7 +41,7 @@
 int main(int argc, const char * argv[])
 {
     (void)argc; // Suppress unused warning
-    (void)argv; // Supress unused warning
+    (void)argv; // Suppress unused warning
    
     int nNumTestsFailed = run_tests(&fputs_wrapper, stdout, NULL);