diff --git a/util/helm/cmd.go b/util/helm/cmd.go
index f8240d555217e..419c7daff5d3c 100644
--- a/util/helm/cmd.go
+++ b/util/helm/cmd.go
@@ -274,6 +274,10 @@ var (
 )
 
 func cleanSetParameters(val string) string {
+	// `{}` equal helm list parameters format, so don't escape `,`.
+	if strings.HasPrefix(val, `{`) && strings.HasSuffix(val, `}`) {
+		return val
+	}
 	return re.ReplaceAllString(val, `$1\,`)
 }
 
diff --git a/util/helm/helm_test.go b/util/helm/helm_test.go
index ab8e3bc58008c..a91968e45b5b4 100644
--- a/util/helm/helm_test.go
+++ b/util/helm/helm_test.go
@@ -165,6 +165,7 @@ func TestHelmArgCleaner(t *testing.T) {
 		`bar`:        `bar`,
 		`not, clean`: `not\, clean`,
 		`a\,b,c`:     `a\,b\,c`,
+		`{a,b,c}`:    `{a,b,c}`,
 	} {
 		cleaned := cleanSetParameters(input)
 		assert.Equal(t, expected, cleaned)