diff --git a/android-sample-robolectric-tests/pom.xml b/android-sample-robolectric-tests/pom.xml
index 53fdf2c..427ca8a 100644
--- a/android-sample-robolectric-tests/pom.xml
+++ b/android-sample-robolectric-tests/pom.xml
@@ -13,6 +13,10 @@
 	<packaging>apk</packaging>
 	<name>android-sample-robolectric-tests</name>
 
+        <properties>
+                <build-helper-maven-plugin.version>1.8</build-helper-maven-plugin.version>
+        </properties>
+
 	<dependencies>
 		<dependency>
 			<groupId>android</groupId>
@@ -114,6 +118,7 @@
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>build-helper-maven-plugin</artifactId>
+				<version>${build-helper-maven-plugin.version}</version>
 				<executions>
 					<execution>
 						<id>add-source</id>