diff --git a/src/pool/PoolObjectSQL.cc b/src/pool/PoolObjectSQL.cc
index cd2a898e72..f430f4b741 100644
--- a/src/pool/PoolObjectSQL.cc
+++ b/src/pool/PoolObjectSQL.cc
@@ -225,6 +225,8 @@ int PoolObjectSQL::replace_template(
         return -1;
     }
 
+    delete old_tmpl;
+
     return 0;
 }
 
@@ -282,6 +284,8 @@ int PoolObjectSQL::append_template(
         return -1;
     }
 
+    delete old_tmpl;
+
     return 0;
 }