diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index efaa38cf9..4248ccc76 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -1,4 +1,5 @@
 -keep class com.simplemobiletools.** { *; }
+-dontwarn android.graphics.Canvas
 -dontwarn com.simplemobiletools.**
 -dontwarn org.apache.**