diff --git a/bitget-java-sdk-api/pom.xml b/bitget-java-sdk-api/pom.xml
old mode 100755
new mode 100644
index d5f725a7..471ea87c
--- a/bitget-java-sdk-api/pom.xml
+++ b/bitget-java-sdk-api/pom.xml
@@ -15,7 +15,7 @@
         <lombok-version>1.16.20</lombok-version>
         <okhttp-version>4.7.2</okhttp-version>
         <retorfit2-version>2.8.1</retorfit2-version>
-        <fastjson-version>1.2.70</fastjson-version>
+        <fastjson-version>1.2.83</fastjson-version>
         <commons-lang3-version>3.7</commons-lang3-version>
         <commons-codec-version>1.14</commons-codec-version>
         <junit-version>4.12</junit-version>