diff --git a/core/src/main/java/hudson/Functions.java b/core/src/main/java/hudson/Functions.java
index c12d1846181e..86d9e9c55d29 100644
--- a/core/src/main/java/hudson/Functions.java
+++ b/core/src/main/java/hudson/Functions.java
@@ -2475,6 +2475,10 @@ public static String generateItemId() {
         return String.valueOf(Math.floor(Math.random() * 3000));
     }
 
+    /**
+     * @param keyboardShortcut the shortcut to be translated
+     * @return the translated shortcut, e.g. CMD+K -> ⌘+K for macOS, CTRL+K for Windows
+     */
     @Restricted(NoExternalUse.class)
     public static String translateModifierKeysForUsersPlatform(String keyboardShortcut) {
         StaplerRequest currentRequest = Stapler.getCurrentRequest();
diff --git a/core/src/main/resources/lib/layout/keyboard-shortcut.jelly b/core/src/main/resources/lib/layout/keyboard-shortcut.jelly
index 92bbf4a59470..56dfa40c128e 100644
--- a/core/src/main/resources/lib/layout/keyboard-shortcut.jelly
+++ b/core/src/main/resources/lib/layout/keyboard-shortcut.jelly
@@ -32,11 +32,11 @@ THE SOFTWARE.
       Optional suffix to the shortcut
     </st:attribute>
     Displays a keyboard shortcut chip based on the component's body.
-    CMD/CTRL will automatically be translated to the user's operating system's appropriate variant.
+    CMD will automatically be translated to the user's operating system's appropriate variant.
   </st:documentation>
 
   <div class="jenkins-tooltip__keyboard-shortcut">
-    <j:if test="${attrs.prefix != null}">
+    <j:if test="${attrs.containsKey('prefix')}">
       <span>
         ${attrs.prefix}
       </span>
@@ -47,7 +47,7 @@ THE SOFTWARE.
       </j:set>
       <j:out value="${h.translateModifierKeysForUsersPlatform(body)}" />
     </div>
-    <j:if test="${attrs.suffix != null}">
+    <j:if test="${attrs.containsKey('suffix')}">
       <span>
         ${attrs.suffix}
       </span>
diff --git a/war/src/main/scss/components/_tooltips.scss b/war/src/main/scss/components/_tooltips.scss
index 972db7310a36..6743f6c88180 100644
--- a/war/src/main/scss/components/_tooltips.scss
+++ b/war/src/main/scss/components/_tooltips.scss
@@ -85,7 +85,6 @@
         transparent 60%
       );
       mask-size: 200% 200%;
-      mask-position: center;
       animation: shortcut-glow-animation 1.25s forwards linear;
     }