diff --git a/buildSrc/src/main/kotlin/Libs.kt b/buildSrc/src/main/kotlin/Libs.kt
index fc459d8..844631e 100644
--- a/buildSrc/src/main/kotlin/Libs.kt
+++ b/buildSrc/src/main/kotlin/Libs.kt
@@ -20,6 +20,16 @@ object Libs {
     const val kotlin_stdlib_jdk8: String = "org.jetbrains.kotlin:kotlin-stdlib-jdk8:" +
             Versions.org_jetbrains_kotlin
 
+    /**
+     * https://javalin.io
+     */
+    const val javalin: String = "io.javalin:javalin:" + Versions.io_javalin
+
+    /**
+     * https://javalin.io
+     */
+    const val javalin_openapi: String = "io.javalin:javalin-openapi:" + Versions.io_javalin
+
     const val com_github_johnrengelman_shadow_gradle_plugin: String =
             "com.github.johnrengelman.shadow:com.github.johnrengelman.shadow.gradle.plugin:" +
             Versions.com_github_johnrengelman_shadow_gradle_plugin
@@ -69,11 +79,4 @@ object Libs {
      * http://webjars.org
      */
     const val swagger_ui: String = "org.webjars:swagger-ui:" + Versions.swagger_ui
-
-    /**
-     * https://javalin.io
-     */
-    const val javalin: String = "io.javalin:javalin:" + Versions.javalin
-
-    const val javalin_openapi: String = "io.javalin:javalin-openapi:" + Versions.javalin
 }
diff --git a/buildSrc/src/main/kotlin/Versions.kt b/buildSrc/src/main/kotlin/Versions.kt
index 255b8be..8975549 100644
--- a/buildSrc/src/main/kotlin/Versions.kt
+++ b/buildSrc/src/main/kotlin/Versions.kt
@@ -12,36 +12,37 @@ import org.gradle.plugin.use.PluginDependencySpec
  * YOU are responsible for updating manually the dependency version.
  */
 object Versions {
-    const val org_jetbrains_kotlin: String = "1.3.72" // available: "1.3.72"
+    const val org_jetbrains_kotlin: String = "1.4.10" // available: "1.4.10"
 
-    const val com_github_johnrengelman_shadow_gradle_plugin: String = "5.2.0"
+    const val io_javalin: String = "3.11.2" // available: "3.11.2"
+
+    const val com_github_johnrengelman_shadow_gradle_plugin: String = "6.1.0"
+             // available: "6.1.0"
 
     const val de_fayard_buildsrcversions_gradle_plugin: String = "0.7.0"
 
-    const val org_jetbrains_kotlin_jvm_gradle_plugin: String = "1.3.72" // available: "1.3.72"
+    const val org_jetbrains_kotlin_jvm_gradle_plugin: String = "1.4.10" // available: "1.4.10"
 
-    const val jackson_module_kotlin: String = "2.11.0" // available: "2.11.0"
+    const val jackson_module_kotlin: String = "2.11.3" // available: "2.11.3"
 
-    const val kotlin_openapi3_dsl: String = "0.21.1" // available: "0.21.1"
+    const val kotlin_openapi3_dsl: String = "1.0.0" // available: "1.0.0"
 
-    const val jackson_databind: String = "2.11.0" // available: "2.11.0"
+    const val jackson_databind: String = "2.11.3" // available: "2.11.3"
 
-    const val junit_jupiter: String = "5.6.2" // available: "5.6.2"
+    const val junit_jupiter: String = "5.7.0" // available: "5.7.0"
 
     const val slf4j_simple: String = "1.7.30"
 
-    const val swagger_core: String = "2.1.2" // available: "2.1.2"
+    const val swagger_core: String = "2.1.5" // available: "2.1.5"
 
-    const val swagger_ui: String = "3.26.0" // available: "3.26.0"
-
-    const val javalin: String = "3.9.0" // available: "3.9.0"
+    const val swagger_ui: String = "3.35.2" // available: "3.35.2"
 
     /**
-     * Current version: "6.5"
+     * Current version: "6.7"
      * See issue 19: How to update Gradle itself?
      * https://github.com/jmfayard/buildSrcVersions/issues/19
      */
-    const val gradleLatestVersion: String = "6.5"
+    const val gradleLatestVersion: String = "6.7"
 }
 
 /**
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index f3d88b1..62d4c05 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 622ab64..be52383 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index 2fe81a7..fbd7c51 100755
--- a/gradlew
+++ b/gradlew
@@ -82,6 +82,7 @@ esac
 
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
+
 # Determine the Java command to use to start the JVM.
 if [ -n "$JAVA_HOME" ] ; then
     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
@@ -129,6 +130,7 @@ fi
 if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    
     JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath
diff --git a/gradlew.bat b/gradlew.bat
index 9109989..a9f778a 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -84,6 +84,7 @@ set CMD_LINE_ARGS=%*
 
 set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
+
 @rem Execute Gradle
 "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%