diff --git a/service_yycoder/pom.xml b/service_yycoder/pom.xml
index 0e2e549..e3af275 100644
--- a/service_yycoder/pom.xml
+++ b/service_yycoder/pom.xml
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi</artifactId>
-            <version>RELEASE</version>
+            <version>3.17</version>
         </dependency>
         <dependency>
             <groupId>org.apache.poi</groupId>