diff --git a/htop.c b/htop.c
index 6b56727a..fe7390cf 100644
--- a/htop.c
+++ b/htop.c
@@ -692,6 +692,7 @@ int main(int argc, char** argv) {
       {
          showHelp(pl);
          FunctionBar_draw(defaultBar, NULL);
+         recalculate = true;
          refreshTimeout = 0;
          break;
       }