diff --git a/Core/pom.xml b/Core/pom.xml
old mode 100755
new mode 100644
index 8d6b5ba..f9d4ed1
--- a/Core/pom.xml
+++ b/Core/pom.xml
@@ -13,7 +13,7 @@
     <dependency>
       <groupId>org.yaml</groupId>
       <artifactId>snakeyaml</artifactId>
-      <version>1.17</version>
+      <version>1.31</version>
     </dependency>
     <dependency>
       <groupId>com.google.code.gson</groupId>