diff --git a/ee/lib/gitlab/duo/developments/setup.rb b/ee/lib/gitlab/duo/developments/setup.rb
index 029b22013641bfd4dcac03337fbb322ec88018f2..f63494ad0b6426e0ac4e8e1955c9adb58fe336d9 100644
--- a/ee/lib/gitlab/duo/developments/setup.rb
+++ b/ee/lib/gitlab/duo/developments/setup.rb
@@ -66,6 +66,7 @@ def ensure_feature_flags
           puts "Enabling feature flags...."
 
           ::Feature.enable(:ai_global_switch)
+          ::Feature.enable(:ai_duo_chat_switch)
           ::Feature.enable(:summarize_diff_automatically)
           ::Feature.enable(:summarize_my_code_review)
           ::Feature.enable(:automatically_summarize_mr_review)