diff --git a/res/css/views/messages/_ReactionsRowButton.scss b/res/css/views/messages/_ReactionsRowButton.scss
index 49e3930979..3c6d019b30 100644
--- a/res/css/views/messages/_ReactionsRowButton.scss
+++ b/res/css/views/messages/_ReactionsRowButton.scss
@@ -24,6 +24,7 @@ limitations under the License.
     border-radius: 10px;
     background-color: $reaction-row-button-bg-color;
     cursor: pointer;
+    user-select: none;
 
     &:hover {
         border-color: $reaction-row-button-hover-border-color;