diff --git a/pom.xml b/pom.xml
index 08c1c368..a2af0772 100644
--- a/pom.xml
+++ b/pom.xml
@@ -94,7 +94,7 @@
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.2.11</version>
+			<version>1.2.13</version>
 		</dependency>
 
 		<!-- test dependencies -->
@@ -102,14 +102,14 @@
 		<dependency>
 			<groupId>org.junit.jupiter</groupId>
 			<artifactId>junit-jupiter</artifactId>
-			<version>${junit.jupiter.version}</version>
+			<version>5.8.2</version>
 			<scope>test</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>org.junit.vintage</groupId>
 			<artifactId>junit-vintage-engine</artifactId>
-			<version>${junit.vintage.version}</version>
+			<version>5.8.2</version>
 			<scope>test</scope>
 		</dependency>