diff --git a/test/e2e/template/helmfile/testdata/helm-plugins/add-cm1/plugin.yaml b/test/e2e/template/helmfile/testdata/helm-plugins/add-cm1/plugin.yaml
index 2611ef0a..91ef8868 100644
--- a/test/e2e/template/helmfile/testdata/helm-plugins/add-cm1/plugin.yaml
+++ b/test/e2e/template/helmfile/testdata/helm-plugins/add-cm1/plugin.yaml
@@ -2,7 +2,6 @@ apiVersion: v1
 type: postrenderer/v1
 name: add-cm1
 version: 0.1.0
-source: test
 runtime: subprocess
 runtimeConfig:
   platformCommand:
diff --git a/test/e2e/template/helmfile/testdata/helm-plugins/add-cm2/plugin.yaml b/test/e2e/template/helmfile/testdata/helm-plugins/add-cm2/plugin.yaml
index 843cd93b..f15e3ce1 100644
--- a/test/e2e/template/helmfile/testdata/helm-plugins/add-cm2/plugin.yaml
+++ b/test/e2e/template/helmfile/testdata/helm-plugins/add-cm2/plugin.yaml
@@ -2,7 +2,6 @@ apiVersion: v1
 type: postrenderer/v1
 name: add-cm2
 version: 0.1.0
-source: test
 runtime: subprocess
 runtimeConfig:
   platformCommand: