diff --git a/scala-package/assembly/src/main/assembly/assembly.xml b/scala-package/assembly/src/main/assembly/assembly.xml
index 3a8e11b436d1..5a931360645c 100644
--- a/scala-package/assembly/src/main/assembly/assembly.xml
+++ b/scala-package/assembly/src/main/assembly/assembly.xml
@@ -33,8 +33,8 @@
         <exclude>org.slf4j:slf4j-api</exclude>
         <exclude>args4j:args4j</exclude>
       </excludes>
-      <outputDirectory>/</outputDirectory>
-      <useProjectArtifact>true</useProjectArtifact>
+      <outputDirectory>.</outputDirectory>
+      <useProjectArtifact>false</useProjectArtifact>
       <unpack>true</unpack>
       <scope>runtime</scope>
     </dependencySet>
@@ -71,7 +71,7 @@
         <include>cub/LICENSE.TXT</include>
         <include>mkldnn/external/mklml_mac_2019.0.1.20180928/license.txt</include>
       </includes>
-      <outputDirectory>/</outputDirectory>
+      <outputDirectory>.</outputDirectory>
     </fileSet>
   </fileSets>
 </assembly>
diff --git a/scala-package/assembly/src/main/assembly/javadoc.xml b/scala-package/assembly/src/main/assembly/javadoc.xml
index 176fa432190c..c6df96a3f5a5 100644
--- a/scala-package/assembly/src/main/assembly/javadoc.xml
+++ b/scala-package/assembly/src/main/assembly/javadoc.xml
@@ -25,7 +25,7 @@
   <fileSets>
     <fileSet>
       <directory>${rootdir}/core/target/site/scaladocs</directory>
-      <outputDirectory>/</outputDirectory>
+      <outputDirectory>.</outputDirectory>
     </fileSet>
   </fileSets>
 </assembly>
diff --git a/scala-package/assembly/src/main/assembly/source.xml b/scala-package/assembly/src/main/assembly/source.xml
index c06786130192..1f004e811cfc 100644
--- a/scala-package/assembly/src/main/assembly/source.xml
+++ b/scala-package/assembly/src/main/assembly/source.xml
@@ -29,7 +29,7 @@
       <includes>
         <include>**\/*.scala</include>
       </includes>
-      <outputDirectory>/</outputDirectory>
+      <outputDirectory>.</outputDirectory>
     </fileSet>
   </fileSets>
 </assembly>
diff --git a/scala-package/core/pom.xml b/scala-package/core/pom.xml
index 5a28a11a0208..b888b5549e7a 100644
--- a/scala-package/core/pom.xml
+++ b/scala-package/core/pom.xml
@@ -100,10 +100,6 @@
           </excludes>
         </configuration>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-      </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-clean-plugin</artifactId>
@@ -141,6 +137,7 @@
       </plugin>
     </plugins>
   </build>
+
   <dependencies>
     <dependency>
       <groupId>org.apache.mxnet</groupId>
diff --git a/scala-package/deploy/src/main/deploy/deploy.xml b/scala-package/deploy/src/main/deploy/deploy.xml
index 7265e7de8809..f5b624885cbb 100644
--- a/scala-package/deploy/src/main/deploy/deploy.xml
+++ b/scala-package/deploy/src/main/deploy/deploy.xml
@@ -38,7 +38,7 @@
     <dependency>
       <groupId>org.scala-lang.modules</groupId>
       <artifactId>scala-parser-combinators_2.11</artifactId>
-      <version>1.0.4</version>
+      <version>1.0.5</version>
     </dependency>
     <dependency>
       <groupId>org.scala-lang</groupId>
diff --git a/scala-package/examples/pom.xml b/scala-package/examples/pom.xml
index d60782ffd06b..257529199176 100644
--- a/scala-package/examples/pom.xml
+++ b/scala-package/examples/pom.xml
@@ -82,10 +82,6 @@
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-jar-plugin</artifactId>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-      </plugin>
       <plugin>
         <groupId>net.alchim31.maven</groupId>
         <artifactId>scala-maven-plugin</artifactId>
diff --git a/scala-package/infer/pom.xml b/scala-package/infer/pom.xml
index ed90d8073675..81e93932e83f 100644
--- a/scala-package/infer/pom.xml
+++ b/scala-package/infer/pom.xml
@@ -46,10 +46,6 @@
           </excludes>
         </configuration>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-      </plugin>
       <plugin>
         <groupId>org.scalatest</groupId>
         <artifactId>scalatest-maven-plugin</artifactId>
diff --git a/scala-package/macros/pom.xml b/scala-package/macros/pom.xml
index 91a13d0fc521..cb84824bb4e2 100644
--- a/scala-package/macros/pom.xml
+++ b/scala-package/macros/pom.xml
@@ -51,10 +51,6 @@
           </excludes>
         </configuration>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
-      </plugin>
       <plugin>
         <groupId>org.scalatest</groupId>
         <artifactId>scalatest-maven-plugin</artifactId>
diff --git a/scala-package/pom.xml b/scala-package/pom.xml
index 62def16627b9..44b784a56f8e 100644
--- a/scala-package/pom.xml
+++ b/scala-package/pom.xml
@@ -53,8 +53,11 @@
   </scm>
 
   <properties>
+    <java.version>1.7</java.version>
     <scala.version>2.11.8</scala.version>
     <build.platform/>
+    <scala.binary.version>2.11</scala.binary.version>
+    <build.platform />
     <cxx>g++</cxx>
     <dollar>$</dollar>
     <MXNET_DIR>${project.basedir}/..</MXNET_DIR>
@@ -252,9 +255,11 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.3</version>
         <configuration>
-          <source>1.7</source>
-          <target>1.7</target>
+          <source>${java.version}</source>
+          <target>${java.version}</target>
           <encoding>UTF-8</encoding>
+          <skipMain>true</skipMain>
+          <skip>true</skip>
         </configuration>
       </plugin>
       <plugin>
@@ -339,11 +344,12 @@
         </executions>
       </plugin>
       <plugin>
-        <groupId>org.scala-tools</groupId>
-        <artifactId>maven-scala-plugin</artifactId>
-        <version>2.15.2</version>
+        <groupId>net.alchim31.maven</groupId>
+        <artifactId>scala-maven-plugin</artifactId>
+        <version>3.4.4</version>
         <configuration>
-          <recompileMode>incremental</recompileMode>
+          <source>${java.version}</source>
+          <target>${java.version}</target>
           <compilerPlugins>
             <compilerPlugin>
               <groupId>org.scalamacros</groupId>
@@ -354,25 +360,19 @@
         </configuration>
         <executions>
           <execution>
+            <id>compile</id>
             <goals>
+              <goal>add-source</goal>
               <goal>compile</goal>
               <goal>testCompile</goal>
+              <goal>doc-jar</goal>
             </goals>
           </execution>
-        </executions>
-      </plugin>
-      <plugin>
-        <groupId>net.alchim31.maven</groupId>
-        <artifactId>scala-maven-plugin</artifactId>
-        <version>3.3.2</version>
-        <configuration>
-        </configuration>
-        <executions>
           <execution>
-            <phase>package</phase>
-            <id>attach-javadocs</id>
+            <id>presite</id>
+            <phase>pre-site</phase>
             <goals>
-              <goal>doc-jar</goal>
+              <goal>add-source</goal>
             </goals>
           </execution>
         </executions>
@@ -388,6 +388,7 @@
       </plugin>
     </plugins>
   </build>
+
   <dependencies>
     <dependency>
       <groupId>commons-codec</groupId>
@@ -419,7 +420,7 @@
     <dependency>
       <groupId>org.scalatest</groupId>
       <artifactId>scalatest_2.11</artifactId>
-      <version>3.0.4</version>
+      <version>3.0.2</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -454,7 +455,12 @@
     <dependency>
       <groupId>org.scala-lang.modules</groupId>
       <artifactId>scala-parser-combinators_2.11</artifactId>
-      <version>1.0.4</version>
+      <version>1.0.5</version>
+    </dependency>
+    <dependency>
+      <groupId>org.scala-lang.modules</groupId>
+      <artifactId>scala-xml_2.11</artifactId>
+      <version>1.0.6</version>
     </dependency>
     <dependency>
       <groupId>org.scala-lang</groupId>
diff --git a/scala-package/spark/pom.xml b/scala-package/spark/pom.xml
index 2acb70b43303..b61a427f83ef 100644
--- a/scala-package/spark/pom.xml
+++ b/scala-package/spark/pom.xml
@@ -50,5 +50,10 @@
       <artifactId>args4j</artifactId>
       <version>2.33</version>
     </dependency>
+    <dependency>
+        <groupId>org.json4s</groupId>
+        <artifactId>json4s-core_2.11</artifactId>
+        <version>3.5.1</version>
+    </dependency>
   </dependencies>
 </project>