diff --git a/renovate.json b/renovate.json
new file mode 100644
index 0000000..39a2b6e
--- /dev/null
+++ b/renovate.json
@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:base"
+  ]
+}
diff --git a/spring-boot-docker-build/Dockerfile b/spring-boot-docker-build/Dockerfile
index 4393461..cbd083a 100644
--- a/spring-boot-docker-build/Dockerfile
+++ b/spring-boot-docker-build/Dockerfile
@@ -15,7 +15,7 @@ COPY src /build/src
 RUN mvn package
 
 
-FROM openjdk:11-slim as runtime
+FROM openjdk:11.0.16-slim as runtime
 EXPOSE 8080
 #Set app home folder
 ENV APP_HOME /app
diff --git a/spring-rest-data-exploit/pom.xml b/spring-rest-data-exploit/pom.xml
index 362d42a..133b976 100644
--- a/spring-rest-data-exploit/pom.xml
+++ b/spring-rest-data-exploit/pom.xml
@@ -95,7 +95,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.22.1</version>
+                <version>2.22.2</version>
                 <configuration>
                     <useSystemClassLoader>false</useSystemClassLoader>
                 </configuration>
diff --git a/spring-sftp-download-demo/pom.xml b/spring-sftp-download-demo/pom.xml
index 80e6fc8..c0c5c14 100644
--- a/spring-sftp-download-demo/pom.xml
+++ b/spring-sftp-download-demo/pom.xml
@@ -45,7 +45,7 @@
         <dependency>
             <groupId>commons-codec</groupId>
             <artifactId>commons-codec</artifactId>
-            <version>1.10</version>
+            <version>1.15</version>
             <scope>test</scope>
         </dependency>
 
diff --git a/spring-sftp-upload-demo/pom.xml b/spring-sftp-upload-demo/pom.xml
index 68fb821..e5e10ca 100644
--- a/spring-sftp-upload-demo/pom.xml
+++ b/spring-sftp-upload-demo/pom.xml
@@ -45,7 +45,7 @@
         <dependency>
             <groupId>commons-codec</groupId>
             <artifactId>commons-codec</artifactId>
-            <version>1.10</version>
+            <version>1.15</version>
             <scope>test</scope>
         </dependency>