diff --git a/Dockerfile b/Dockerfile
index 40bd2551..da235d86 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ ENV DEBUG="False" \
     MAIL_USE_TLS="False" \
     MAIL_USERNAME="" \
     SECRET_KEY="tralala" \
-    SESSION_COOKIE_SECURE="False" \
+    SESSION_COOKIE_SECURE="True" \
     SQLALCHEMY_DATABASE_URI="sqlite:////database/ihatemoney.db" \
     SQLALCHEMY_TRACK_MODIFICATIONS="False"
 
diff --git a/docker-compose.yml b/docker-compose.yml
index c3524852..a8c9f57c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -19,7 +19,7 @@ services:
       - MAIL_USE_TLS=False
       - MAIL_USERNAME=
       - SECRET_KEY=tralala
-      - SESSION_COOKIE_SECURE=False
+      - SESSION_COOKIE_SECURE=True
       - SQLALCHEMY_DATABASE_URI=sqlite:////database/ihatemoney.db
       - SQLALCHEMY_TRACK_MODIFICATIONS=False
     ports: