diff --git a/build.gradle b/build.gradle
index 2d2c7ff3..4e776fc9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -57,7 +57,7 @@ ext {
     circleImageViewLibraryVersion = '3.1.0'
     mpandroidchartLibraryVersion = '3.1.0'
     usbSerialLibraryVersion = '6.1.0'
-    appIntroLibraryVersion = '4.2.3'
+    appIntroLibraryVersion = '6.1.0'
     jfreechartLibraryVersion = '1.0.14'
     opencsvLibraryVersion = '5.0'
 }