diff --git a/reactor/.idea/libraries/Maven__junit_junit_4_12.xml b/reactor/.idea/libraries/Maven__junit_junit_4_12.xml
deleted file mode 100644
index d4110417..00000000
--- a/reactor/.idea/libraries/Maven__junit_junit_4_12.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: junit:junit:4.12">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/reactor/.idea/libraries/Maven__junit_junit_4_13_1.xml b/reactor/.idea/libraries/Maven__junit_junit_4_13_1.xml
new file mode 100644
index 00000000..9fa24fcb
--- /dev/null
+++ b/reactor/.idea/libraries/Maven__junit_junit_4_13_1.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: junit:junit:4.13.1">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.13.1/junit-4.13.1.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.13.1/junit-4.13.1-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.13.1/junit-4.13.1-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/reactor/Test/Test.iml b/reactor/Test/Test.iml
index 9fcc8e89..c2959c75 100644
--- a/reactor/Test/Test.iml
+++ b/reactor/Test/Test.iml
@@ -40,7 +40,7 @@
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="inheritedJdk" />
     <orderEntry type="module" module-name="Core" />
-    <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.13.1" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
     <orderEntry type="library" name="Maven: org.jetbrains.kotlin:kotlin-stdlib:1.3.70" level="project" />
     <orderEntry type="library" name="Maven: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.70" level="project" />