diff --git a/src/main/java/com/gmail/nossr50/mcMMO.java b/src/main/java/com/gmail/nossr50/mcMMO.java
index f90db6374..c98725692 100644
--- a/src/main/java/com/gmail/nossr50/mcMMO.java
+++ b/src/main/java/com/gmail/nossr50/mcMMO.java
@@ -368,7 +368,7 @@ public class mcMMO extends JavaPlugin {
         }
 
         // Clear the registered XP data so players can earn XP again
-        if (Config.getInstance().getExperienceDeminishedReturnsThreshold() > 0) {
+        if (Config.getInstance().getExperienceDeminishedReturnsTimeInterval() > 0 && Config.getInstance().getExperienceDeminishedReturnsThreshold() > 0) {
             new ClearRegisteredXPGainTask().runTaskTimer(this, 60 * 20, 60 * 20);
         }
     }
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 23d4aa26e..122788874 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -286,6 +286,7 @@ Experience:
 
         # Limit the amount of experience a player can earn:
         # Threshold (amount of experience) per Time_Interval (in minutes)
+        # Setting one of these values to 0 or below will disable this feature.
         Deminished_Returns:
             Threshold: 20000
             Time_Interval: 10