diff --git a/dbms/src/Interpreters/DDLWorker.cpp b/dbms/src/Interpreters/DDLWorker.cpp
index 7cdcacb0078..455c6bf2c17 100644
--- a/dbms/src/Interpreters/DDLWorker.cpp
+++ b/dbms/src/Interpreters/DDLWorker.cpp
@@ -372,7 +372,7 @@ void DDLWorker::processTasks()
             String reason;
             if (!initAndCheckTask(entry_name, reason))
             {
-                LOG_DEBUG(log, "Will not execute task " << entry_name << " : " << reason);
+                LOG_DEBUG(log, "Will not execute task " << entry_name << ": " << reason);
                 last_processed_task_name = entry_name;
                 continue;
             }