diff --git a/server/src/agents/gates.rs b/server/src/agents/gates.rs
index 7679e73f..3dbf1668 100644
--- a/server/src/agents/gates.rs
+++ b/server/src/agents/gates.rs
@@ -4,7 +4,7 @@ use std::time::Duration;
 use wait_timeout::ChildExt;
 
 /// Maximum time any single test command is allowed to run before being killed.
-const TEST_TIMEOUT: Duration = Duration::from_secs(600); // 10 minutes
+const TEST_TIMEOUT: Duration = Duration::from_secs(1200); // 20 minutes
 
 /// Detect whether the base branch in a worktree is `master` or `main`.
 /// Falls back to `"master"` if neither is found.