diff --git a/app/build.gradle b/app/build.gradle
index 3c8dcf56b..866c1e777 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -162,7 +162,7 @@ dependencies {
     implementation ('org.scala-saddle:google-rfc-2445:20110304') {
         transitive = false
     }
-    implementation ('com.wdullaer:materialdatetimepicker:3.5.2') {
+    implementation ('com.wdullaer:materialdatetimepicker:3.5.1') {
         exclude group: 'com.android.support', module: 'support-v4'
     }
     implementation "me.leolin:ShortcutBadger:1.1.18@aar"