diff --git a/ci/kind/env/dso-values.yaml b/ci/kind/env/dso-values.yaml
index 1f60eea56..162ab8361 100644
--- a/ci/kind/env/dso-values.yaml
+++ b/ci/kind/env/dso-values.yaml
@@ -139,7 +139,7 @@ keycloak:
         - sh
       args:
         - -c
-        - curl -LfS -o /extensions/keycloak-theme-dsfr.jar https://github.com/codegouvfr/keycloak-theme-dsfr/releases/download/v1.0.3/retrocompat-keycloak-theme.jar
+        - curl -LfS -o /extensions/keycloak-theme-dsfr.jar https://github.com/codegouvfr/keycloak-theme-dsfr/releases/download/v2.3.3/keycloak-theme-for-kc-26.0-to-26.1.jar
       volumeMounts:
         - name: extensions
           mountPath: /extensions
diff --git a/docker/docker-compose.local.yml b/docker/docker-compose.local.yml
index d9a2195bd..eccb994fe 100644
--- a/docker/docker-compose.local.yml
+++ b/docker/docker-compose.local.yml
@@ -5,7 +5,7 @@ services:
     container_name: dso-console_keycloak-fetch
     volumes:
       - dso-keycloak-dsfr-theme:/tmp:rw
-    command: -LfS -o /tmp/keycloak-theme-dsfr.jar https://github.com/codegouvfr/keycloak-theme-dsfr/releases/download/v1.0.3/retrocompat-keycloak-theme.jar
+    command: -LfS -o /tmp/keycloak-theme-dsfr.jar https://github.com/codegouvfr/keycloak-theme-dsfr/releases/download/v2.3.3/keycloak-theme-for-kc-26.0-to-26.1.jar
     networks:
       - dso-network
     attach: false
diff --git a/keycloak/realms/realm-dev.json b/keycloak/realms/realm-dev.json
index b0077d853..7aa2136e2 100644
--- a/keycloak/realms/realm-dev.json
+++ b/keycloak/realms/realm-dev.json
@@ -614,10 +614,10 @@
   ],
   "loginWithEmailAllowed": true,
   "registrationEmailAsUsername": false,
-  "loginTheme": "dsfr",
-  "accountTheme": "dsfr",
-  "adminTheme": "dsfr",
-  "emailTheme": "dsfr",
+  "loginTheme": "DSFR",
+  "accountTheme": "DSFR",
+  "adminTheme": "DSFR",
+  "emailTheme": "DSFR",
   "internationalizationEnabled": true,
   "supportedLocales": [
     "en",