diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f6d4145..add2a383 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,10 @@ and this project adheres to
 - Change most of the occurences from pad to document (#76)
 - Change site from Impress to Docs (#76)
 - Generate PDF from a modal (#68)
+- 🔧 (helm) sticky session by request_uri for signaling server (#78)
+
+## Delete
+
 - Remove trigger workflow on push tags on CI (#68)
 
 ## [0.1.0] - 2024-05-24
diff --git a/src/helm/impress/values.yaml b/src/helm/impress/values.yaml
index e39945f7..458d76a4 100644
--- a/src/helm/impress/values.yaml
+++ b/src/helm/impress/values.yaml
@@ -50,6 +50,7 @@ ingress:
 
   annotations: 
     nginx.ingress.kubernetes.io/enable-websocket: "true" 
+    nginx.ingress.kubernetes.io/upstream-hash-by: "$request_uri"
 
 ## @param ingressAdmin.enabled whether to enable the Ingress or not
 ## @param ingressAdmin.className IngressClass to use for the Ingress