diff --git a/thunderbird/.md5sum b/thunderbird/.md5sum
index 0ec1972ef..40ce917d3 100644
--- a/thunderbird/.md5sum
+++ b/thunderbird/.md5sum
@@ -1,4 +1,3 @@
 ece6b98207330bf7abf7fc66902b7a5e  thunderbird-52.0.source.tar.xz
-6e75d01fea2602a9fc33028dc3441cfa  thunderbird-gcc6.patch
 9a78c5c35311cc20425913c5598bf2b9  thunderbird-install-dir.patch
 87f8666f06ba8c3668e39068050bb77a  thunderbird.desktop