diff --git a/res/css/components/views/elements/_AppPermission.pcss b/res/css/components/views/elements/_AppPermission.pcss
index b91ed2b809..be78efa43b 100644
--- a/res/css/components/views/elements/_AppPermission.pcss
+++ b/res/css/components/views/elements/_AppPermission.pcss
@@ -53,25 +53,25 @@ limitations under the License.
             mask-image: url("$(res)/img/feather-customised/help-circle.svg");
         }
     }
+}
 
-    .mx_AppPermission_tooltip {
-        box-shadow: none;
-        background-color: $tooltip-timeline-bg-color;
-        color: $tooltip-timeline-fg-color;
-        border: none;
-        border-radius: 3px;
-        padding: 6px 8px;
+.mx_Tooltip.mx_Tooltip--appPermission {
+    box-shadow: none;
+    background-color: $tooltip-timeline-bg-color;
+    color: $tooltip-timeline-fg-color;
+    border: none;
+    border-radius: 3px;
+    padding: 6px 8px;
 
-        &.mx_AppPermission_tooltip--dark {
-            .mx_Tooltip_chevron::after {
-                border-right-color: $tooltip-timeline-bg-color;
-            }
-        }
-
-        ul {
-            list-style-position: inside;
-            padding-left: 2px;
-            margin-left: 0;
+    &.mx_Tooltip--appPermission--dark {
+        .mx_Tooltip_chevron::after {
+            border-right-color: $tooltip-timeline-bg-color;
         }
     }
+
+    ul {
+        list-style-position: inside;
+        padding-left: 2px;
+        margin-left: 0;
+    }
 }
diff --git a/src/components/views/elements/AppPermission.tsx b/src/components/views/elements/AppPermission.tsx
index 86b6a28b8a..208dc72290 100644
--- a/src/components/views/elements/AppPermission.tsx
+++ b/src/components/views/elements/AppPermission.tsx
@@ -115,7 +115,7 @@ export default class AppPermission extends React.Component<IProps, IState> {
         const warningTooltip = (
             <TextWithTooltip
                 tooltip={warningTooltipText}
-                tooltipClass="mx_AppPermission_tooltip mx_AppPermission_tooltip--dark"
+                tooltipClass="mx_Tooltip--appPermission mx_Tooltip--appPermission--dark"
             >
                 <span className="mx_AppPermission_helpIcon" />
             </TextWithTooltip>