diff --git a/core/build.gradle b/core/build.gradle
index 3c4841f..1d3dce8 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -22,6 +22,7 @@ dependencies {
   compile 'com.zaxxer:HikariCP:2.4.3'
   compile 'net.jthink:jaudiotagger:2.2.3'
   compile 'commons-codec:commons-codec:1.10'
+  compile 'javax.persistence:persistence-api:1.0.2'
 
   testCompile 'junit:junit:4.12'