diff --git a/learn_Java/gui/gui/pom.xml b/learn_Java/gui/gui/pom.xml
old mode 100755
new mode 100644
index 22fdfbf..4c4ffd1
--- a/learn_Java/gui/gui/pom.xml
+++ b/learn_Java/gui/gui/pom.xml
@@ -8,7 +8,7 @@
   	<dependency>
       <groupId>com.sparkjava</groupId>
       <artifactId>spark-core</artifactId>
-      <version>2.3</version>
+      <version>2.7.2</version>
       <exclusions>
       	<exclusion>
       		<artifactId>jetty-util</artifactId>