diff --git a/mastodon/src/main/java/org/joinmastodon/android/model/Mention.java b/mastodon/src/main/java/org/joinmastodon/android/model/Mention.java
index 80188c771d..bb153e4604 100644
--- a/mastodon/src/main/java/org/joinmastodon/android/model/Mention.java
+++ b/mastodon/src/main/java/org/joinmastodon/android/model/Mention.java
@@ -34,7 +34,10 @@ public boolean equals(Object o){
 
 	@Override
 	public int hashCode(){
-		int result=id.hashCode();
+		int result = 0;
+		if (id != null) {
+			result=id.hashCode();
+		}
 		result=31*result+url.hashCode();
 		return result;
 	}