diff --git a/README.md b/README.md
index 06c8484..89c5805 100644
--- a/README.md
+++ b/README.md
@@ -93,7 +93,9 @@ we will be keeping up with this support map going forward.
 **RxCommon to Kotlin Stdlib Version Support Map**:
 ```
 0.4.2 -> 1.3.20
-0.5.x -> 1.3.21
+0.5.0 -> 1.3.21
+0.5.1 -> 1.3.21
+0.5.2 -> 1.3.30
 ```
 
 ## Temporary Limitations
diff --git a/build.gradle b/build.gradle
index c590757..157109e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,8 +1,8 @@
 buildscript {
     ext {
         project_group_id = 'com.noheltcj'
-        project_version = '0.5.1'
-        kotlin_version = '1.3.21'
+        project_version = '0.5.2'
+        kotlin_version = '1.3.30'
         upload_artifacts = System.getenv("uploadArtifacts") == "true"
     }
 
@@ -11,6 +11,12 @@ buildscript {
     }
 }
 
+plugins {
+    id 'kotlin-platform-common' version '1.3.30' apply false
+    id 'kotlin-platform-js' version '1.3.30' apply false
+    id 'kotlin-platform-jvm' version '1.3.30' apply false
+}
+
 subprojects {
     repositories {
         jcenter()
diff --git a/common/build.gradle b/common/build.gradle
index c660521..d213a6b 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'kotlin-platform-common' version '1.3.21'
+    id 'kotlin-platform-common'
 }
 
 group = project_group_id
diff --git a/js/build.gradle b/js/build.gradle
index d39aaf4..e06654e 100644
--- a/js/build.gradle
+++ b/js/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'kotlin-platform-js' version '1.3.21'
+    id 'kotlin-platform-js'
 }
 
 dependencies {
diff --git a/jvm/build.gradle b/jvm/build.gradle
index 9ccb0ba..5b198d5 100644
--- a/jvm/build.gradle
+++ b/jvm/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'kotlin-platform-jvm' version '1.3.21'
+    id 'kotlin-platform-jvm'
 }
 
 dependencies {
diff --git a/native/build.gradle b/native/build.gradle
index 38727aa..10960a5 100644
--- a/native/build.gradle
+++ b/native/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
 
     dependencies {
-        classpath "org.jetbrains.kotlin:kotlin-native-gradle-plugin:1.3.21"
+        classpath "org.jetbrains.kotlin:kotlin-native-gradle-plugin:$kotlin_version"
     }
 }