diff --git a/src/main/java/caosdb/server/utils/ServerMessages.java b/src/main/java/caosdb/server/utils/ServerMessages.java
index 124962182a114f05f7bfabee377841412594a828..c2f3a302d270a3f16616c00b41ec9118862d4605 100644
--- a/src/main/java/caosdb/server/utils/ServerMessages.java
+++ b/src/main/java/caosdb/server/utils/ServerMessages.java
@@ -131,7 +131,7 @@ public class ServerMessages {
       new Message(
           MessageType.Error,
           0,
-          "Cannot parse value to boolean (either 'true' or 'false, ignoring case).");
+          "Cannot parse value to boolean (either 'true' or 'false', ignoring case).");
 
   public static final Message NOT_PERMITTED = new Message(MessageType.Error, 0, "Not permitted.");