diff --git a/src/st-util/gdb-server.c b/src/st-util/gdb-server.c
index 41df1fb3..a3ee18a5 100644
--- a/src/st-util/gdb-server.c
+++ b/src/st-util/gdb-server.c
@@ -99,7 +99,6 @@ static void cleanup(int32_t signum) {
     }else{
         exit(1);
     }
-    (void)signum;
 }
 
 #if defined(_WIN32)