diff --git a/sample-2-2/sample-2-2-jdbc-plain/pom.xml b/sample-2-2/sample-2-2-jdbc-plain/pom.xml
index 80831c6..b8c82f7 100644
--- a/sample-2-2/sample-2-2-jdbc-plain/pom.xml
+++ b/sample-2-2/sample-2-2-jdbc-plain/pom.xml
@@ -16,7 +16,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>11</java.version>
 
-        <junit.version>5.3.2</junit.version>
+        <junit.version>5.7.2</junit.version>
     </properties>
 
     <dependencies>
diff --git a/sample-2-3/sample-2-3-lambda-streams/pom.xml b/sample-2-3/sample-2-3-lambda-streams/pom.xml
index c03202b..d736bef 100644
--- a/sample-2-3/sample-2-3-lambda-streams/pom.xml
+++ b/sample-2-3/sample-2-3-lambda-streams/pom.xml
@@ -16,7 +16,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>11</java.version>
 
-        <junit.version>5.3.2</junit.version>
+        <junit.version>5.7.2</junit.version>
     </properties>
 
     <dependencies>
diff --git a/sample-extras/sample-immutables/pom.xml b/sample-extras/sample-immutables/pom.xml
index 66e7aec..650566c 100644
--- a/sample-extras/sample-immutables/pom.xml
+++ b/sample-extras/sample-immutables/pom.xml
@@ -13,7 +13,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>11</java.version>
 
-        <junit.version>5.3.2</junit.version>
+        <junit.version>5.7.2</junit.version>
     </properties>
 
     <dependencies>