diff --git a/.librarian/state.yaml b/.librarian/state.yaml
index 0d62ae641406..14ee2f0289ed 100644
--- a/.librarian/state.yaml
+++ b/.librarian/state.yaml
@@ -1884,7 +1884,7 @@ libraries:
       - packages/google-cloud-financialservices/
     tag_format: '{id}-v{version}'
   - id: google-cloud-firestore
-    version: 2.27.0
+    version: 2.26.0
     last_generated_commit: 59d5f2b46924714af627ac29ea6de78641a00835
     apis:
       - path: google/firestore/admin/v1