diff --git a/Unity.gitignore b/Unity.gitignore
index efec83d8..0934fba7 100644
--- a/Unity.gitignore
+++ b/Unity.gitignore
@@ -63,6 +63,9 @@ sysinfo.txt
 *.unitypackage.meta
 *.app
 
+# Proguard mapping files
+*_mapping.txt
+
 # Crashlytics generated file
 crashlytics-build.properties