diff --git a/src/helm/env.d/dev/values.desk.yaml.gotmpl b/src/helm/env.d/dev/values.desk.yaml.gotmpl
index 2c2a3a8..b350a91 100644
--- a/src/helm/env.d/dev/values.desk.yaml.gotmpl
+++ b/src/helm/env.d/dev/values.desk.yaml.gotmpl
@@ -5,7 +5,7 @@ image:
 
 backend:
   envVars:
-    DJANGO_CORS_ALLOWED_ORIGINS: http://desk.127.0.0.1.nip.io,https://desk.127.0.0.1.nip.io
+    DJANGO_CSRF_TRUSTED_ORIGINS: https://desk.127.0.0.1.nip.io,http://desk.127.0.0.1.nip.io
     DJANGO_CONFIGURATION: Production
     DJANGO_ALLOWED_HOSTS: "*"
     DJANGO_SECRET_KEY: "ThisIsAnExampleKeyForDevPurposeOnly"
diff --git a/src/helm/env.d/staging/values.desk.yaml.gotmpl b/src/helm/env.d/staging/values.desk.yaml.gotmpl
index 9d05d14..0dd99e0 100644
--- a/src/helm/env.d/staging/values.desk.yaml.gotmpl
+++ b/src/helm/env.d/staging/values.desk.yaml.gotmpl
@@ -5,7 +5,7 @@ image:
 
 backend:
   envVars:
-    DJANGO_CORS_ALLOWED_ORIGINS: http://desk-staging.beta.numerique.gouv.fr,https://desk-staging.beta.numerique.gouv.fr
+    DJANGO_CSRF_TRUSTED_ORIGINS: http://desk-staging.beta.numerique.gouv.fr,https://desk-staging.beta.numerique.gouv.fr
     DJANGO_CONFIGURATION: Production
     DJANGO_ALLOWED_HOSTS: "*"
     DJANGO_SECRET_KEY: "ThisIsAnExampleKeyForDevPurposeOnly"