diff --git a/dependencies.gradle b/dependencies.gradle
index 2e38bee1..437b99a1 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -4,16 +4,16 @@ ext.versions = [
         compileSdk           : 27,
         gradle               : '4.5.1',
 
-        androidTools         : "3.1.0",
-        ktlint               : "0.20.0",
-        ktlintGradle         : "3.2.0",
+        androidTools         : "3.1.3",
+        ktlint               : "0.24.0",
+        ktlintGradle         : "4.1.0",
         detekt               : "1.0.0.RC6-4",
         jacoco               : "0.7.9",
         jacocoAndroid        : "0.1.2",
 
         androidSupport       : "22.2.1",
 
-        kotlin               : "1.2.31",
+        kotlin               : "1.2.50",
 
         retrofit             : "2.4.0",
         jackson              : "2.9.5",