diff --git a/src/reactions/index.ts b/src/reactions/index.ts
index 1abadb8e..32fed973 100644
--- a/src/reactions/index.ts
+++ b/src/reactions/index.ts
@@ -23,6 +23,8 @@ import partySoundOgg from "../sound/reactions/party.ogg?url";
 import partySoundMp3 from "../sound/reactions/party.mp3?url";
 import deerSoundOgg from "../sound/reactions/deer.ogg?url";
 import deerSoundMp3 from "../sound/reactions/deer.mp3?url";
+import rockSoundOgg from "../sound/reactions/rock.ogg?url";
+import rockSoundMp3 from "../sound/reactions/rock.mp3?url";
 
 export const ElementCallReactionEventType = "io.element.call.reaction";
 
@@ -149,4 +151,13 @@ export const ReactionSet: ReactionOption[] = [
       mp3: deerSoundMp3,
     },
   },
+  {
+    emoji: "🤘",
+    name: "cool",
+    alias: ["rock"],
+    sound: {
+      ogg: rockSoundOgg,
+      mp3: rockSoundMp3,
+    },
+  },
 ];
diff --git a/src/sound/reactions/rock.mp3 b/src/sound/reactions/rock.mp3
new file mode 100644
index 00000000..ae7880bf
Binary files /dev/null and b/src/sound/reactions/rock.mp3 differ
diff --git a/src/sound/reactions/rock.ogg b/src/sound/reactions/rock.ogg
new file mode 100644
index 00000000..451d0e5e
Binary files /dev/null and b/src/sound/reactions/rock.ogg differ