diff --git a/.idea/libraries/ant.xml b/.idea/libraries/ant.xml
new file mode 100644
index 00000000000..d27507728f0
--- /dev/null
+++ b/.idea/libraries/ant.xml
@@ -0,0 +1,18 @@
+<component name="libraryTable">
+  <library name="ant">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/dependencies/ant.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES>
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/core/loaderref/src" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/core/containersrc" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/types/assertions" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/taskdefs/apt" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/taskdefs/rmic/src" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/taskdefs/fixcrlf/input" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/etc/testcases/taskdefs/fixcrlf/expected" />
+      <root url="jar://$PROJECT_DIR$/dependencies/apache-ant-1.7.0-src.zip!/apache-ant-1.7.0/src/main" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/build-tools/build-tools.iml b/build-tools/build-tools.iml
index 2225c89f93b..8fce32dc975 100644
--- a/build-tools/build-tools.iml
+++ b/build-tools/build-tools.iml
@@ -10,19 +10,11 @@
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module" module-name="cli" />
     <orderEntry type="module" module-name="runtime" />
-    <orderEntry type="module-library">
-      <library>
-        <CLASSES>
-          <root url="jar://$MODULE_DIR$/../dependencies/ant.jar!/" />
-        </CLASSES>
-        <JAVADOC />
-        <SOURCES />
-      </library>
-    </orderEntry>
     <orderEntry type="library" name="idea-full" level="project" />
     <orderEntry type="module" module-name="frontend" />
     <orderEntry type="module" module-name="backend" />
     <orderEntry type="module" module-name="util" />
+    <orderEntry type="library" name="ant" level="project" />
   </component>
 </module>
 
diff --git a/update_dependencies.xml b/update_dependencies.xml
index 07dccf42497..a27ddb0b90b 100644
--- a/update_dependencies.xml
+++ b/update_dependencies.xml
@@ -105,6 +105,9 @@
         <get src="http://archive.apache.org/dist/ant/binaries/apache-ant-1.7.0-bin.tar.gz"
              dest="dependencies/download/apache-ant-1.7.0-bin.tar.gz" usetimestamp="true"/>
 
+        <get src="http://archive.apache.org/dist/ant/source/apache-ant-1.7.0-src.zip"
+             dest="dependencies/apache-ant-1.7.0-src.zip" usetimestamp="true"/>
+
         <delete file="dependencies/ant.jar" failonerror="false"/>
         <untar src="dependencies/download/apache-ant-1.7.0-bin.tar.gz" dest="dependencies" compression="gzip">
             <patternset>