diff --git a/.idea/libraries/JUnit4.xml b/.idea/libraries/JUnit4.xml
index 93d4c1c42f40..a5128f8706bb 100644
--- a/.idea/libraries/JUnit4.xml
+++ b/.idea/libraries/JUnit4.xml
@@ -2,12 +2,12 @@
   <library name="JUnit4">
     <CLASSES>
       <root url="jar://$PROJECT_DIR$/lib/hamcrest-core-1.3.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/junit-4.11.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/junit-4.12.jar!/" />
       <root url="jar://$PROJECT_DIR$/lib/hamcrest-library-1.3.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="jar://$PROJECT_DIR$/lib/src/junit-4.11-src.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/src/junit-4.12-src.jar!/" />
       <root url="jar://$PROJECT_DIR$/lib/src/hamcrest-1.3-src.zip!/hamcrest-core/src/main/java" />
       <root url="jar://$PROJECT_DIR$/lib/src/hamcrest-1.3-src.zip!/hamcrest-library/src/main/java" />
     </SOURCES>
diff --git a/lib/junit-4.11.jar b/lib/junit-4.11.jar
deleted file mode 100644
index aaf744484929..000000000000
Binary files a/lib/junit-4.11.jar and /dev/null differ
diff --git a/lib/junit-4.12.jar b/lib/junit-4.12.jar
new file mode 100644
index 000000000000..3a7fc266c3e3
Binary files /dev/null and b/lib/junit-4.12.jar differ
diff --git a/lib/required_for_dist.txt b/lib/required_for_dist.txt
index ba47ed3e52d1..c452a9e3d4f3 100644
--- a/lib/required_for_dist.txt
+++ b/lib/required_for_dist.txt
@@ -39,7 +39,7 @@ jsch.agentproxy.usocket-jna.jar
 jsch.agentproxy.usocket-nc.jar
 jsr166e.jar
 jsr173_1.0_api.jar
-junit-4.11.jar
+junit-4.12.jar
 junit.jar
 jzlib-1.1.1.jar
 log4j.jar
diff --git a/lib/src/junit-4.11-src.jar b/lib/src/junit-4.11-src.jar
deleted file mode 100644
index 80801569a5b2..000000000000
Binary files a/lib/src/junit-4.11-src.jar and /dev/null differ
diff --git a/lib/src/junit-4.12-sources.jar b/lib/src/junit-4.12-sources.jar
new file mode 100644
index 000000000000..884f92f595c9
Binary files /dev/null and b/lib/src/junit-4.12-sources.jar differ
diff --git a/plugins/eclipse/testData/iml/allProps/expected/expected.iml b/plugins/eclipse/testData/iml/allProps/expected/expected.iml
index d47060bab059..73c02983b9bd 100644
--- a/plugins/eclipse/testData/iml/allProps/expected/expected.iml
+++ b/plugins/eclipse/testData/iml/allProps/expected/expected.iml
@@ -101,7 +101,7 @@
     <orderEntry type="module-library">
       <library name="junit4">
         <CLASSES>
-          <root url="jar://$JUNIT$/junit-4.11.jar!/" />
+          <root url="jar://$JUNIT$/junit-4.12.jar!/" />
         </CLASSES>
         <JAVADOC />
         <SOURCES />
diff --git a/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/ModelBuildScriptClasspathBuilderImplTest.java b/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/ModelBuildScriptClasspathBuilderImplTest.java
index 4bb2508c9db5..174f72719e05 100644
--- a/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/ModelBuildScriptClasspathBuilderImplTest.java
+++ b/plugins/gradle/tooling-extension-impl/testSources/org/jetbrains/plugins/gradle/tooling/builder/ModelBuildScriptClasspathBuilderImplTest.java
@@ -55,7 +55,7 @@ public class ModelBuildScriptClasspathBuilderImplTest extends AbstractModelBuild
             assertNotNull(classpathModel);
             assertEquals(3, classpathModel.getClasspath().size());
 
-            assertEquals("junit-4.11.jar", new File(classpathModel.getClasspath().getAt(0).getClasses().iterator().next()).getName());
+            assertEquals("junit-4.12.jar", new File(classpathModel.getClasspath().getAt(0).getClasses().iterator().next()).getName());
             assertEquals("hamcrest-core-1.3.jar", new File(classpathModel.getClasspath().getAt(1).getClasses().iterator().next()).getName());
             assertEquals("someDep.jar", new File(classpathModel.getClasspath().getAt(2).getClasses().iterator().next()).getName());
           }
@@ -64,7 +64,7 @@ public class ModelBuildScriptClasspathBuilderImplTest extends AbstractModelBuild
             assertNotNull("Null build classpath for module: " + module.getName(), classpathModel);
             assertEquals("Wrong build classpath for module: " + module.getName(), 3, classpathModel.getClasspath().size());
 
-            assertEquals("Wrong build classpath for module: " + module.getName(), "junit-4.11.jar",
+            assertEquals("Wrong build classpath for module: " + module.getName(), "junit-4.12.jar",
                          new File(classpathModel.getClasspath().getAt(0).getClasses().iterator().next()).getName());
             assertEquals("Wrong build classpath for module: " + module.getName(), "hamcrest-core-1.3.jar",
                          new File(classpathModel.getClasspath().getAt(1).getClasses().iterator().next()).getName());
diff --git a/plugins/java-decompiler/engine/build.xml b/plugins/java-decompiler/engine/build.xml
index 6ed39f0a45cc..9f4c208818d2 100644
--- a/plugins/java-decompiler/engine/build.xml
+++ b/plugins/java-decompiler/engine/build.xml
@@ -11,7 +11,7 @@
 
   <!-- external dependencies, adjust to your own -->
   <path id="junit">
-    <file name="${basedir}/../../../lib/junit-4.11.jar"/>
+    <file name="${basedir}/../../../lib/junit-4.12.jar"/>
     <file name="${basedir}/../../../lib/hamcrest-core-1.3.jar"/>
     <file name="${basedir}/../../../lib/hamcrest-library-1.3.jar"/>
   </path>