diff --git a/src/toolkit.c b/src/toolkit.c
index 0485e22..71812aa 100644
--- a/src/toolkit.c
+++ b/src/toolkit.c
@@ -1667,6 +1667,8 @@ static void toolkit_listScroll(Widget* wgt, int direction) {
 
     /* Maximum. */
     hmax = h * (yelem - (int)(wgt->h / h));
+    if(hmax < 0.)
+      hmax = 0.;
 
     /* Move. */
     wgt->dat.iar.pos -= direction * h;