diff --git a/jadx-gui/build.gradle b/jadx-gui/build.gradle
index 7545af042fb..392917527d9 100644
--- a/jadx-gui/build.gradle
+++ b/jadx-gui/build.gradle
@@ -42,7 +42,8 @@ application {
 	mainClass.set('jadx.gui.JadxGUI')
 	// The option -XX:+UseG1GC is only relevant for Java 8. Starting with Java 9 G1GC is already the default GC
 	applicationDefaultJvmArgs = ['-Xms128M', '-XX:MaxRAMPercentage=70.0', '-XX:+UseG1GC',
-								 '-Dawt.useSystemAAFontSettings=lcd', '-Dswing.aatext=true']
+								 '-Dawt.useSystemAAFontSettings=lcd', '-Dswing.aatext=true',
+								 '-Djava.util.Arrays.useLegacyMergeSort=true']
 }
 
 applicationDistribution.with {