diff --git a/flextype/config/settings.yaml b/flextype/config/settings.yaml
index a0c2617c..fd9be7bb 100644
--- a/flextype/config/settings.yaml
+++ b/flextype/config/settings.yaml
@@ -70,7 +70,7 @@ entries:
 #
 # - display: Display errors or not.
 errors:
-  display: true
+  display: false
 
 # Cache
 #
@@ -165,7 +165,7 @@ whoops:
 # - response_chunk_size: Size of each chunk read from the Response body when sending to the browser.
 #
 # - http_version: The protocol version used by the Response object.
-display_error_details: true
+display_error_details: false
 add_content_length_header: true
 router_cache_file: false
 determine_route_before_app_middleware: false