diff --git a/launcher/build.gradle b/launcher/build.gradle
index 02e6253..c83d109 100644
--- a/launcher/build.gradle
+++ b/launcher/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id "com.github.johnrengelman.shadow" version "6.1.0"
+	id "com.github.johnrengelman.shadow" version "7.1.0"
 	id 'edu.sc.seis.launch4j' version '2.4.9'
 }