diff --git a/pom.xml b/pom.xml
index f940bff48..884bc48f6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
   <version>1.0.0</version>
 
   <properties>
-    <com.squareup.retrofit2.version>2.3.0</com.squareup.retrofit2.version>
+    <com.squareup.retrofit2.version>2.9.0</com.squareup.retrofit2.version>
   </properties>
 
   <dependencies>