diff --git a/external-dns/resources/deployment.yaml b/external-dns/resources/deployment.yaml
index 8d35ca1..01153a8 100644
--- a/external-dns/resources/deployment.yaml
+++ b/external-dns/resources/deployment.yaml
@@ -35,10 +35,14 @@ spec:
                 secretKeyRef:
                   name: external-dns-secrets
                   key: CF_API_TOKEN
+            - name: GOMEMLIMIT
+              valueFrom:
+                resourceFieldRef:
+                  resource: limits.memory
           resources:
             requests:
               cpu: 50m
               memory: 128Mi
             limits:
               cpu: 100m
-              memory: 128Mi
\ No newline at end of file
+              memory: 128Mi