diff --git a/mocha/system/external-dns/external-dns.yaml b/mocha/system/external-dns/external-dns.yaml
index fb746bfe..220e4ec1 100644
--- a/mocha/system/external-dns/external-dns.yaml
+++ b/mocha/system/external-dns/external-dns.yaml
@@ -12,7 +12,7 @@ spec:
   source:
     repoURL: https://kubernetes-sigs.github.io/external-dns/
     chart: external-dns
-    targetRevision: 1.20.0
+    targetRevision: 1.21.1
     helm:
       parameters:
         - name: sources[0]
diff --git a/turing/system/external-dns/external-dns.yaml b/turing/system/external-dns/external-dns.yaml
index 2658271a..f288959b 100644
--- a/turing/system/external-dns/external-dns.yaml
+++ b/turing/system/external-dns/external-dns.yaml
@@ -12,7 +12,7 @@ spec:
   source:
     repoURL: https://kubernetes-sigs.github.io/external-dns/
     chart: external-dns
-    targetRevision: 1.20.0
+    targetRevision: 1.21.1
     helm:
       parameters:
         - name: sources[0]