diff --git a/config/agents.yaml b/config/agents.yaml
index e68d814..9e6f6e1 100644
--- a/config/agents.yaml
+++ b/config/agents.yaml
@@ -12,7 +12,7 @@ dispatch:
 # Per-agent concurrency limits (0 = unlimited)
 concurrency:
   claude: 1
-  gemini: 3
+  gemini: 1
   codex: 1
 
 # Rate limiting / quota management