diff --git a/engine/schema/src/main/resources/META-INF/db/schema-41720to41800.sql b/engine/schema/src/main/resources/META-INF/db/schema-41720to41800.sql
index 7d2aa8e67c1..f506c9445a4 100644
--- a/engine/schema/src/main/resources/META-INF/db/schema-41720to41800.sql
+++ b/engine/schema/src/main/resources/META-INF/db/schema-41720to41800.sql
@@ -865,3 +865,6 @@ SET     usage_unit = 'Policy*Month'
 WHERE   usage_unit = 'Policy-Month';
 
 ----- PR Quota custom tariffs #5909 -----
+
+-- delete configuration task.cleanup.retry.interval #6910
+DELETE FROM `cloud`.`configuration` WHERE name='task.cleanup.retry.interval';
diff --git a/server/src/main/java/com/cloud/configuration/Config.java b/server/src/main/java/com/cloud/configuration/Config.java
index 36bfd860573..1dafb2855a9 100644
--- a/server/src/main/java/com/cloud/configuration/Config.java
+++ b/server/src/main/java/com/cloud/configuration/Config.java
@@ -1263,15 +1263,6 @@ public enum Config {
 
     DefaultPageSize("Advanced", ManagementServer.class, Long.class, "default.page.size", "500", "Default page size for API list* commands", null),
 
-    TaskCleanupRetryInterval(
-            "Advanced",
-            ManagementServer.class,
-            Integer.class,
-            "task.cleanup.retry.interval",
-            "600",
-            "Time (in seconds) to wait before retrying cleanup of tasks if the cleanup failed previously.  0 means to never retry.",
-            "Seconds"),
-
     // Account Default Limits
     DefaultMaxAccountUserVms(
             "Account Defaults",