diff --git a/charts/cloudflared/README.md b/charts/cloudflared/README.md
index 4560d09..58756d6 100644
--- a/charts/cloudflared/README.md
+++ b/charts/cloudflared/README.md
@@ -28,6 +28,7 @@ Cloudflared Tunnel
 |-----|------|---------|-------------|
 | image | object | `{"pullPolicy":"IfNotPresent","repository":"cloudflare/cloudflared","tag":"2026.3.0@sha256:6b599ca3e974349ead3286d178da61d291961182ec3fe9c505e1dd02c8ac31b0"}` | Default image |
 | name | string | `""` | Name override of release |
+| protocol | string | `"auto"` | Protocol - Available values are auto, http2, and quic. |
 | resources | object | `{"requests":{"cpu":"1m","memory":"20Mi"}}` | Default resources |
 | secret | object | `{"existingSecret":{"key":"cf-tunnel-token","name":"cloudflared-secret"},"externalSecret":{"additionalLabels":{},"enabled":true,"nameOverride":"","store":{"name":"openbao","path":"/cloudflare/tunnels","property":"token"}}}` | Secret configuration |
 | secret.existingSecret | object | `{"key":"cf-tunnel-token","name":"cloudflared-secret"}` | Name of existing secret that contains Cloudflare token |
diff --git a/charts/cloudflared/templates/common.yaml b/charts/cloudflared/templates/common.yaml
index 826b845..c93ba09 100644
--- a/charts/cloudflared/templates/common.yaml
+++ b/charts/cloudflared/templates/common.yaml
@@ -20,7 +20,7 @@ controllers:
         args:
           - tunnel
           - --protocol
-          - http2
+          - {{ .Values.protocol }}
           - --no-autoupdate
           - run
           - --token
diff --git a/charts/cloudflared/values.yaml b/charts/cloudflared/values.yaml
index 41ee955..f115439 100644
--- a/charts/cloudflared/values.yaml
+++ b/charts/cloudflared/values.yaml
@@ -1,6 +1,9 @@
 # -- Name override of release
 name: ""
 
+# -- Protocol - Available values are auto, http2, and quic.
+protocol: auto
+
 # -- Secret configuration
 secret: