diff --git a/.mergify.yml b/.mergify.yml
index ac039998ff..488b606115 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -1,38 +1,43 @@
+merge_queue:
+    max_parallel_checks: 1
+
 pull_request_rules:
-  - name: Automatic merge queue
-    conditions:
-      - -draft
-      - base = master
-    actions:
-      queue:
+    - name: Automatic merge queue
+      conditions:
+          - -draft
+          - base = master
+      actions:
+          queue:
 
 queue_rules:
-  - name: Automatic boxmoji merge
-    queue_conditions:
-      - author = boxmoji
-      - title ~= ^(fix)\(i18n\)?:\supdate translations$
-      - files ~= ^i18n/
-      - label != do-not-merge
-      - status-success = license/cla
-      - status-success = lint_pull_request
-      - status-success = lint_test_build
-    merge_conditions:
-      - status-success = lint_test_build
-    merge_method: squash
+    - name: Automatic boxmoji merge
+      queue_conditions:
+          - author = boxmoji
+          - title ~= ^(fix)\(i18n\)?:\supdate translations$
+          - files ~= ^i18n/
+          - label != do-not-merge
+          - status-success = license/cla
+          - status-success = lint_pull_request
+          - status-success = lint_test_build
+      merge_conditions:
+          - status-success = lint_pull_request
+          - status-success = lint_test_build
+      merge_method: squash
 
-  - name: Automatic strict merge
-    queue_conditions:
-      - title ~= ^(build|ci|chore|docs|feat|fix|perf|refactor|revert|style|test)(\([^)]+\))?:\s.+$
-      - label = ready-to-merge
-      - label != do-not-merge
-      - status-success = license/cla
-      - status-success = lint_pull_request
-      - status-success = lint_test_build
-      - branch-protection-review-decision = APPROVED
-      - "#approved-reviews-by >= 2"
-      - "#changes-requested-reviews-by = 0"
-      - "#review-threads-unresolved = 0"
-    merge_conditions:
-      - status-success = license/cla
-      - status-success = lint_test_build
-    merge_method: squash
+    - name: Automatic strict merge
+      queue_conditions:
+          - title ~= ^(build|ci|chore|docs|feat|fix|perf|refactor|revert|style|test)(\([^)]+\))?:\s.+$
+          - label = ready-to-merge
+          - label != do-not-merge
+          - status-success = license/cla
+          - status-success = lint_pull_request
+          - status-success = lint_test_build
+          - branch-protection-review-decision = APPROVED
+          - "#approved-reviews-by >= 2"
+          - "#changes-requested-reviews-by = 0"
+          - "#review-threads-unresolved = 0"
+      merge_conditions:
+          - status-success = license/cla
+          - status-success = lint_pull_request
+          - status-success = lint_test_build
+      merge_method: squash