diff --git a/src/plugins/zoom/zoom.cpp b/src/plugins/zoom/zoom.cpp
index e9ee2c081e..83b0bef4e1 100644
--- a/src/plugins/zoom/zoom.cpp
+++ b/src/plugins/zoom/zoom.cpp
@@ -456,6 +456,7 @@ void ZoomEffect::zoomIn(double to)
     } else {
         target_zoom = to;
     }
+    target_zoom = std::min(target_zoom, 100.0);
     if (!polling) {
         polling = true;
         effects->startMousePolling();