diff --git a/theme/style.less b/theme/style.less
index dd7164df70..dcea9ebaf2 100644
--- a/theme/style.less
+++ b/theme/style.less
@@ -60,6 +60,12 @@
 .simtoolbar .ui.button.icon, #editortools .ui.button.editortools-btn {
     background-color: var(--pxt-secondary-background);
     color: var(--pxt-secondary-foreground);
+
+    &:hover {
+        filter: none;
+        background-color: var(--pxt-secondary-background-hover);
+        color: var(--pxt-secondary-foreground-hover);
+    }
 }
 
 #editortools .ui.button.hw-button {