diff --git a/commit.ref b/commit.ref
index 90c59e1..ee5094d 160000
--- a/commit.ref
+++ b/commit.ref
@@ -1 +1 @@
-Subproject commit 90c59e1d7a614eb8fdab73ee35fa1c7423bec380
+Subproject commit ee5094d686be5d56a52bfb0e582db76731744fe9
diff --git a/commit.yml b/commit.yml
index 4e05d6a..7923b1a 100644
--- a/commit.yml
+++ b/commit.yml
@@ -2,13 +2,13 @@
 branches: {
   }
 fileChange:
-  /src:
-    newFile: !uuid 'b098fd1ba41772a5738d0757b81877f83d3965d6'
-    oldFile: !uuid 'b4ce663d4e3cb2a304ea12173bb416871e1b3890'
-  /src/at_chat.c:
-    newFile: !uuid '32970d046f107fa4862882958701519c158f5c2c'
-    oldFile: !uuid 'dc4ff0ce91de5eaf95acebff5aa0454a70eece63'
-gitCommitId: !uuid '90c59e1d7a614eb8fdab73ee35fa1c7423bec380'
+  /docs:
+    newFile: !uuid '7e2f4e3b1a6dd3d5c0ec351b56e509dd558f4e73'
+    oldFile: !uuid '973f74bffd734492bb12ed05f5d61f958b229a29'
+  /docs/使用教程.pdf:
+    newFile: !uuid '8b2e9a030150feda4eab5f6e413f6dd8ef620803'
+    oldFile: null
+gitCommitId: !uuid 'ee5094d686be5d56a52bfb0e582db76731744fe9'
 renames: {
   }
-revisionId: 36
+revisionId: 37