diff --git a/gitfile-info.sty b/gitfile-info.sty
index fd9fe4f..91b51dd 100644
--- a/gitfile-info.sty
+++ b/gitfile-info.sty
@@ -57,8 +57,8 @@
 	colframe=yellow!20!black,%
 	sharp corners,rounded corners=southeast,arc is angular,arc=3mm,%
 	underlay={%
-		\path[fill=tcbcol@back!80!black] ([yshift=3mm]interior.south east)--++(-0.4,-0.1)--++(0.1,-0.2);
-		\path[draw=tcbcol@frame,shorten <=-0.05mm,shorten >=-0.05mm] ([yshift=3mm]interior.south east)--++(-0.4,-0.1)--++(0.1,-0.2);
+		\path[fill=colback!80!black] ([yshift=3mm]interior.south east)--++(-0.4,-0.1)--++(0.1,-0.2);
+		\path[draw=black!75!white,shorten <=-0.05mm,shorten >=-0.05mm] ([yshift=3mm]interior.south east)--++(-0.4,-0.1)--++(0.1,-0.2);
 		\path[fill=yellow!50!black,draw=none] (interior.south west) rectangle	node[white,rotate=90]{\footnotesize\bfseries git} ([xshift=4mm]interior.north west);
 		},%
 	drop fuzzy shadow,%