diff --git a/pom.xml b/pom.xml
index 37b0d65..4a8582c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.nasdanika</groupId>
 	<artifactId>plantuml-diagram-generator</artifactId>
-	<version>2023.12.0</version>
+	<version>2023.12.1</version>
 	<packaging>jar</packaging>
 	<name>PlantUML DiagramGenerator</name>
 	<description>org.nasdanika.common.DiagramGenerator which uses PlantUML</description>
@@ -32,7 +32,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.11.0</version>
+				<version>3.12.0</version>
 				<configuration>
 					<source>17</source>
 					<target>17</target>
@@ -54,7 +54,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
-				<version>3.5.0</version>
+				<version>3.6.3</version>
 			
 				<executions>
 					<execution>
@@ -120,12 +120,12 @@
 		        <plugin>
 		            <groupId>org.apache.maven.plugins</groupId>
 	        	    <artifactId>maven-surefire-plugin</artifactId>
-		            <version>3.1.2</version>
+		            <version>3.2.3</version>
 		            <dependencies>
 	        	        <dependency>
 	                	    <groupId>org.junit.jupiter</groupId>
 		                    <artifactId>junit-jupiter-engine</artifactId>
-		                    <version>5.10.0</version>
+		                    <version>5.10.1</version>
 	        	        </dependency>
 		            </dependencies>
 		        </plugin>
@@ -135,19 +135,26 @@
 		<dependency>
 			<groupId>org.nasdanika.core</groupId>
 			<artifactId>common</artifactId>
-			<version>2023.12.0</version>
+			<version>2023.12.1</version>
 		</dependency>
 		
 		<dependency>
 		    <groupId>net.sourceforge.plantuml</groupId>
 		    <artifactId>plantuml</artifactId>
-		    <version>1.2023.12</version>
+		    <version>1.2023.13</version>
 		</dependency>				
 
 		<dependency>
 		    <groupId>org.junit.jupiter</groupId>
 		    <artifactId>junit-jupiter-api</artifactId>
-		    <version>5.10.0</version>
+		    <version>5.10.1</version>
+		    <scope>test</scope>
+		</dependency>		
+
+		<dependency>
+		    <groupId>org.junit.jupiter</groupId>
+		    <artifactId>junit-jupiter-engine</artifactId>
+		    <version>5.10.1</version>
 		    <scope>test</scope>
 		</dependency>		
 	</dependencies>