diff --git a/changelog/v1.json b/changelog/v1.json
index 40bb7d8376038..82258dc31365a 100644
--- a/changelog/v1.json
+++ b/changelog/v1.json
@@ -1,4 +1,12 @@
 [
+  {
+    "children": {
+      "fixes": ["Multiple deepseek-reasoner request errors."],
+      "improvements": ["Support thinking for all non DeepSeek official api R1 models."]
+    },
+    "date": "2025-02-01",
+    "version": "1.91.4"
+  },
   {
     "children": {
       "improvements": ["Support thinking for all non DeepSeek official api R1 models."]