diff --git a/.idea/libraries/junit_4_11.xml b/.idea/libraries/junit.xml
similarity index 56%
rename from .idea/libraries/junit_4_11.xml
rename to .idea/libraries/junit.xml
index 8bc92e2d37..707c88f192 100644
--- a/.idea/libraries/junit_4_11.xml
+++ b/.idea/libraries/junit.xml
@@ -1,7 +1,7 @@
 <component name="libraryTable">
-  <library name="junit-4.11">
+  <library name="junit">
     <CLASSES>
-      <root url="jar://$PROJECT_DIR$/lib/junit-4.11.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/junit-4.10.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES />
diff --git a/lib/junit-4.10.jar b/lib/junit-4.10.jar
new file mode 100644
index 0000000000..bf5c0b9c6a
Binary files /dev/null and b/lib/junit-4.10.jar differ
diff --git a/lib/junit-4.11.jar b/lib/junit-4.11.jar
deleted file mode 100644
index aaf7444849..0000000000
Binary files a/lib/junit-4.11.jar and /dev/null differ
diff --git a/swot.iml b/swot.iml
index 704ee1e915..276ee18df9 100644
--- a/swot.iml
+++ b/swot.iml
@@ -10,7 +10,7 @@
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="KotlinJavaRuntime" level="project" />
-    <orderEntry type="library" scope="TEST" name="junit-4.11" level="project" />
+    <orderEntry type="library" scope="TEST" name="junit" level="project" />
   </component>
 </module>