diff --git a/antlr4-maven-plugin/pom.xml b/antlr4-maven-plugin/pom.xml
index 544d5f433..86d8507d8 100644
--- a/antlr4-maven-plugin/pom.xml
+++ b/antlr4-maven-plugin/pom.xml
@@ -64,7 +64,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/antlr4-maven-plugin/src/test/projects/dependencyRemoved/pom.xml b/antlr4-maven-plugin/src/test/projects/dependencyRemoved/pom.xml
index 35be7219b..e778e9206 100644
--- a/antlr4-maven-plugin/src/test/projects/dependencyRemoved/pom.xml
+++ b/antlr4-maven-plugin/src/test/projects/dependencyRemoved/pom.xml
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/antlr4-maven-plugin/src/test/projects/importTokens/pom.xml b/antlr4-maven-plugin/src/test/projects/importTokens/pom.xml
index 7f8c6570d..99c88cb09 100644
--- a/antlr4-maven-plugin/src/test/projects/importTokens/pom.xml
+++ b/antlr4-maven-plugin/src/test/projects/importTokens/pom.xml
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/antlr4-maven-plugin/src/test/projects/importsCustom/pom.xml b/antlr4-maven-plugin/src/test/projects/importsCustom/pom.xml
index 4ab0de8f2..bd2a6d26a 100644
--- a/antlr4-maven-plugin/src/test/projects/importsCustom/pom.xml
+++ b/antlr4-maven-plugin/src/test/projects/importsCustom/pom.xml
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/antlr4-maven-plugin/src/test/projects/importsStandard/pom.xml b/antlr4-maven-plugin/src/test/projects/importsStandard/pom.xml
index 77dcf0038..2a6efd252 100644
--- a/antlr4-maven-plugin/src/test/projects/importsStandard/pom.xml
+++ b/antlr4-maven-plugin/src/test/projects/importsStandard/pom.xml
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/doc/java-target.md b/doc/java-target.md
index 60612a9fd..eb73a3d6f 100644
--- a/doc/java-target.md
+++ b/doc/java-target.md
@@ -139,7 +139,7 @@ Edit the pom.xml file. Now we need to extensively modify the pom.xml file. The f
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.1</version>
     </dependency>
   </dependencies>
   <build>
diff --git a/runtime-testsuite/pom.xml b/runtime-testsuite/pom.xml
index 337ae5b08..311e10c36 100644
--- a/runtime-testsuite/pom.xml
+++ b/runtime-testsuite/pom.xml
@@ -56,7 +56,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
diff --git a/tool-testsuite/pom.xml b/tool-testsuite/pom.xml
index 6d5fc6fcf..6f1c40b6d 100644
--- a/tool-testsuite/pom.xml
+++ b/tool-testsuite/pom.xml
@@ -45,8 +45,8 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
-			<scope>test</scope>
+      <version>4.13.1</version>
+      <scope>test</scope>
     </dependency>
   </dependencies>