diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index 4c49280f0f..b248cef9c3 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -45,8 +45,7 @@ verifiers {
       builders { name: "linux_compile_dbg" }
       builders { name: "linux_gn_dbg" }
       builders { name: "linux_gn_rel" }
-      # Disabled, see http://crbug.com/577566 for details.
-      #builders { name: "linux_libfuzzer_rel" }
+      builders { name: "linux_libfuzzer_rel" }
       builders { name: "linux_msan" }
       builders { name: "linux_rel" }
       builders { name: "linux_tsan2" }