diff --git a/.gitignore b/.gitignore
index 71c11b159..c4f2c8ad0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,6 @@ pom.xml.*
 #IntelliJ IDEA
 .idea
 *.iml
+
+#OS Specific
+[Tt]humbs.db
diff --git a/OpenPGP-Keychain/src/main/res/drawable-hdpi/Thumbs.db b/OpenPGP-Keychain/src/main/res/drawable-hdpi/Thumbs.db
deleted file mode 100644
index 37eba349e..000000000
Binary files a/OpenPGP-Keychain/src/main/res/drawable-hdpi/Thumbs.db and /dev/null differ
diff --git a/OpenPGP-Keychain/src/main/res/drawable-mdpi/Thumbs.db b/OpenPGP-Keychain/src/main/res/drawable-mdpi/Thumbs.db
deleted file mode 100644
index 824007986..000000000
Binary files a/OpenPGP-Keychain/src/main/res/drawable-mdpi/Thumbs.db and /dev/null differ
diff --git a/OpenPGP-Keychain/src/main/res/drawable-xhdpi/Thumbs.db b/OpenPGP-Keychain/src/main/res/drawable-xhdpi/Thumbs.db
deleted file mode 100644
index e82c912ed..000000000
Binary files a/OpenPGP-Keychain/src/main/res/drawable-xhdpi/Thumbs.db and /dev/null differ
diff --git a/OpenPGP-Keychain/src/main/res/drawable-xxhdpi/Thumbs.db b/OpenPGP-Keychain/src/main/res/drawable-xxhdpi/Thumbs.db
deleted file mode 100644
index 3375b7b80..000000000
Binary files a/OpenPGP-Keychain/src/main/res/drawable-xxhdpi/Thumbs.db and /dev/null differ