@@ -7,6 +7,12 @@ script: gradle check
 branches:
 only: develop
 
+before_script:
+  - wget http://services.gradle.org/distributions/gradle-3.4.1-bin.zip
+  - unzip gradle-3.4.1-bin.zip
+  - export GRADLE_HOME=$PWD/gradle-3.4.1
+  - export PATH=$GRADLE_HOME/bin:$PATH
+
 notifications:
   email: true
   recipients:
 
@@ -20,10 +20,13 @@ dependencies {
 
 // Checkstyle configuration
 checkstyle {
-    toolVersion = '6.1.1'
+    toolVersion = '6.14.1'
 }
 
 // FindBugs configuration
+findbugs {
+    toolVersion = "3.0.1"
+}
 tasks.withType(FindBugs) {
     reports {
         xml.enabled = false
@@ -33,6 +36,7 @@ tasks.withType(FindBugs) {
 
 // PMD Configuration
 pmd {
+    toolVersion = '5.4.1'
     ruleSets = ["java-basic"]
 }
 tasks.withType(Pmd) {
@@ -46,4 +50,4 @@ test {
     testLogging {
         events "PASSED", "STARTED", "FAILED", "SKIPPED"
     }
-}
+}