diff --git a/angel-math.iml b/angel-math.iml
deleted file mode 100755
index dc58430..0000000
--- a/angel-math.iml
+++ /dev/null
@@ -1,56 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" version="4">
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output url="file://$MODULE_DIR$/target/classes" />
-    <output-test url="file://$MODULE_DIR$/target/test-classes" />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: org.scala-lang:scala-library:2.11.8" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.scalatest:scalatest_2.11:2.2.6" level="project" />
-    <orderEntry type="library" scope="TEST" name="Maven: org.scala-lang:scala-reflect:2.11.7" level="project" />
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-    <orderEntry type="library" name="Maven: it.unimi.dsi:fastutil:7.1.0" level="project" />
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-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_ref-osx-x86_64:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:native_ref-java:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil:jniloader:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_ref-linux-x86_64:natives:1.1" level="project" />
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-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_ref-win-x86_64:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_ref-win-i686:natives:1.1" level="project" />
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-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-osx-x86_64:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:native_system-java:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-linux-x86_64:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-linux-i686:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-linux-armhf:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-win-x86_64:natives:1.1" level="project" />
-    <orderEntry type="library" name="Maven: com.github.fommil.netlib:netlib-native_system-win-i686:natives:1.1" level="project" />
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-    <orderEntry type="library" scope="TEST" name="Maven: org.scalanlp:breeze-macros_2.11:0.13.1" level="project" />
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-</module>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index af1bd2e..54c9111 100755
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
     <groupId>com.tencent.angel</groupId>
     <artifactId>angel-math</artifactId>
     <packaging>jar</packaging>
-    <version>0.1.0-SNAPSHOT</version>
+    <version>0.1.0</version>
     <name>angel-math</name>
     <properties>
         <java.version>1.8</java.version>