diff --git a/.mergify.yml b/.mergify.yml
index 785bfae..d482e35 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -116,7 +116,6 @@ pull_request_rules:
           {{ title }} (#{{ number }})
 
           {{ body }}
-      delete_head_branch: {}
     conditions:
 
       - base!=master
@@ -126,8 +125,7 @@ pull_request_rules:
       - "#approved-reviews-by>=1"
       - -title~=(WIP|wip)
       - "label!=Status: Blocked"
-      - "title~=^(build|chore|ci|docs|style|refactor|perf|test|fix|fea\
-        t|fix|feat|feat!|fix!)(\\([a-z]+\\))?: .*$"
+      - "title~=^(build|chore|ci|docs|style|refactor|perf|test|fix|feat|fix|feat|feat!|fix!)(\\([a-z]+\\))?: .*$"
 
       - status-success=license/cla
 
@@ -153,8 +151,7 @@ pull_request_rules:
       - "#approved-reviews-by>=1"
       - -title~=(WIP|wip)
       - "label!=Status: Blocked"
-      - "-title~=^(build|chore|ci|docs|style|refactor|perf|test|fix|fe\
-        at|fix|feat|feat!|fix!)(\\([a-z]+\\))?: .*$"
+      - "-title~=^(build|chore|ci|docs|style|refactor|perf|test|fix|feat|fix|feat|feat!|fix!)(\\([a-z]+\\))?: .*$"
 
       - status-success=license/cla