diff --git a/tests/nr-cuup/nr-cuup-load-test.c b/tests/nr-cuup/nr-cuup-load-test.c
index 533b119c9e..8cc5256744 100644
--- a/tests/nr-cuup/nr-cuup-load-test.c
+++ b/tests/nr-cuup/nr-cuup-load-test.c
@@ -664,6 +664,9 @@ int main(int argc, char *argv[])
         success = false;
   }
 
+  free(ng_ip);
+  free(f1_ip);
+
   if (success)
     LOG_A(GNB_APP, "test succeeded\n");
   else