diff --git a/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
index 18cb221..e1972c3 100644
--- a/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
@@ -372,6 +372,14 @@
                 enableDhcpForward = o;
             }
         }
+
+        o = Tools.isPropertyEnabled(properties, AUTO_CLEAR_MAC_MAPPING);
+        if (o != null) {
+            if (o != autoClearMacMapping) {
+                log.info("Changing autoClearMacMapping to: {} from {}", o, autoClearMacMapping);
+                autoClearMacMapping = o;
+            }
+        }
     }
 
     private Integer setMacMappingCacheDuration(Integer second) {