diff --git a/cli-lanterna/build.gradle b/cli-lanterna/build.gradle
index 3bdaeb9b..54c74a1f 100644
--- a/cli-lanterna/build.gradle
+++ b/cli-lanterna/build.gradle
@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.github.jengelman.gradle.plugins:shadow:2.0.4'
+        classpath 'com.github.jengelman.gradle.plugins:shadow:5.2.0'
     }
 }
 
diff --git a/cli/build.gradle b/cli/build.gradle
index 57b089b1..8098a2a3 100644
--- a/cli/build.gradle
+++ b/cli/build.gradle
@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.github.jengelman.gradle.plugins:shadow:2.0.4'
+        classpath 'com.github.jengelman.gradle.plugins:shadow:5.2.0'
     }
 }
 
diff --git a/gui/build.gradle b/gui/build.gradle
index 1a5d97ff..622fc496 100644
--- a/gui/build.gradle
+++ b/gui/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:2.8.2'
         classpath 'nl.javadude.gradle.plugins:license-gradle-plugin:0.11.0'
         classpath 'org.gradle.api.plugins:gradle-izpack-plugin:0.2.3'
-        classpath 'com.github.jengelman.gradle.plugins:shadow:2.0.4'
+        classpath 'com.github.jengelman.gradle.plugins:shadow:5.2.0'
         classpath 'com.github.cr0:gradle-macappbundle-plugin:3.1.0'
         classpath 'org.kordamp.gradle:stats-gradle-plugin:0.2.2'
         classpath 'com.github.ben-manes:gradle-versions-plugin:0.17.0'