diff --git a/java_tools/configuration_definition/build.xml b/java_tools/configuration_definition/build.xml
index 33b34c7d15..180224c105 100644
--- a/java_tools/configuration_definition/build.xml
+++ b/java_tools/configuration_definition/build.xml
@@ -1,7 +1,7 @@
 <project default="jar">
 
-    <property name="javac.source" value="1.8" />
-    <property name="javac.target" value="1.8" />
+    <property name="javac.source" value="1.8"/>
+    <property name="javac.target" value="1.8"/>
 
     <target name="clean">
         <delete dir="build"/>
@@ -14,9 +14,25 @@
                 target="${javac.target}"
                 destdir="build/classes"
                 classpath="lib/junit.jar:lib/annotations.jar:lib/snakeyaml.jar">
-		    <src path="src"/>
+            <src path="src"/>
             <src path="../enum_to_string/src"/>
-	</javac>
+        </javac>
+
+        <junit fork="no"
+               maxmemory="512m"
+               printsummary="yes"
+               haltonfailure="yes">
+
+            <jvmarg value="-ea"/>
+            <jvmarg value="-XX:+HeapDumpOnOutOfMemoryError"/>
+            <formatter type="brief"/>
+            <classpath path="build/classes:lib/junit.jar:lib/annotations.jar:lib/snakeyaml.jar"/>
+            <batchtest todir="build">
+                <fileset dir="src" includes="**/test/**/*Test.java"/>
+                <fileset dir="../enum_to_string/src" includes="**/test/**/*Test.java"/>
+            </batchtest>
+        </junit>
+
     </target>
 
     <target name="jar" depends="compile">
@@ -25,7 +41,7 @@
             <manifest>
                 <attribute name="Main-Class" value="com.rusefi.ConfigDefinition"/>
             </manifest>
-		<zipfileset dir="build/classes" includes="**/*.class"/>
+            <zipfileset dir="build/classes" includes="**/*.class"/>
         </jar>
     </target>