diff --git a/pom.xml b/pom.xml
index 1f4e64d..b2ba473 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,12 +7,12 @@
     <connection>scm:git:http://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git</connection>
     <url>http://surveyor.mydns.jp/gitbucket/yuu/AdjustTime/wiki</url>
     <developerConnection>scm:git:http://surveyor.mydns.jp/gitbucket/git/yuu/AdjustTime.git</developerConnection>
-    <tag>v5.3.7</tag>
+    <tag>v5.3.10</tag>
   </scm>
   
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <java.version>11</java.version>
+    <java.version>1.8</java.version>
     <maven.compiler.source>${java.version}</maven.compiler.source>
     <maven.compiler.target>${java.version}</maven.compiler.target>
     <gpg.skip>true</gpg.skip>