diff --git a/test/e2e/template/helmfile/snapshot_test.go b/test/e2e/template/helmfile/snapshot_test.go
index 672598f1..68f62be5 100644
--- a/test/e2e/template/helmfile/snapshot_test.go
+++ b/test/e2e/template/helmfile/snapshot_test.go
@@ -223,7 +223,7 @@ func testHelmfileTemplateWithBuildCommand(t *testing.T, goccyGoYaml bool) {
 			helmConfigHome := filepath.Join(tmpDir, "helm_config")
 			t.Logf("Using HELM_CACHE_HOME=%s, HELMFILE_CACHE_HOME=%s, HELM_CONFIG_HOME=%s", helmCacheHome, helmfileCacheHome, helmConfigHome)
 
-			inputFile := filepath.Join(testdataDir, name, "input.yaml")
+			inputFile := filepath.Join(testdataDir, name, "input.yaml.gotmpl")
 			outputFile := filepath.Join(testdataDir, name, "output.yaml")
 
 			ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
diff --git a/test/e2e/template/helmfile/testdata/snapshot/environments_releases_within_same_yaml_part/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/environments_releases_within_same_yaml_part/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/environments_releases_within_same_yaml_part/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/environments_releases_within_same_yaml_part/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/environments_values_gotmpl_with_environment_name/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/environments_values_gotmpl_with_environment_name/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/environments_values_gotmpl_with_environment_name/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/environments_values_gotmpl_with_environment_name/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/hcl_mix/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/hcl_mix/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/hcl_mix/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/hcl_mix/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/issue_1229_template_strategic_merge_with_lockfile/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/issue_1229_template_strategic_merge_with_lockfile/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/issue_1229_template_strategic_merge_with_lockfile/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/issue_1229_template_strategic_merge_with_lockfile/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/issue_2098_release_template_needs/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/issue_2098_release_template_needs/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/issue_2098_release_template_needs/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/issue_2098_release_template_needs/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/issue_473_oci_chart_url_fetch/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/issue_473_oci_chart_url_fetch/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/issue_473_oci_chart_url_fetch/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/issue_473_oci_chart_url_fetch/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/issue_493_template_yaml_anchors_merge/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/issue_493_template_yaml_anchors_merge/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/issue_493_template_yaml_anchors_merge/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/issue_493_template_yaml_anchors_merge/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/issue_498_template_go_getter_with_selector/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/issue_498_template_go_getter_with_selector/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/issue_498_template_go_getter_with_selector/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/issue_498_template_go_getter_with_selector/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/oci_chart_pull/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/oci_chart_pull/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/oci_chart_pull/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/oci_chart_pull/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/oci_need/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/oci_need/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/oci_need/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/oci_need/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/postrenderer/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/postrenderer/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/postrenderer/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/postrenderer/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/pr_560/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/pr_560/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/pr_560/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/pr_560/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/release_template_inheritance/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/release_template_inheritance/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/release_template_inheritance/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/release_template_inheritance/input.yaml.gotmpl
diff --git a/test/e2e/template/helmfile/testdata/snapshot/templated_lockfile/input.yaml b/test/e2e/template/helmfile/testdata/snapshot/templated_lockfile/input.yaml.gotmpl
similarity index 100%
rename from test/e2e/template/helmfile/testdata/snapshot/templated_lockfile/input.yaml
rename to test/e2e/template/helmfile/testdata/snapshot/templated_lockfile/input.yaml.gotmpl