diff --git a/tools/wine.inf.in b/tools/wine.inf.in
index 3bf399e1a3d..3f3afae0a1b 100644
--- a/tools/wine.inf.in
+++ b/tools/wine.inf.in
@@ -2272,6 +2272,7 @@ HKLM,%CurrentVersion%\Telephony\Country List\998,"SameAreaRule",,"G"
 11,,itircl.dll
 11,,itss.dll
 11,,kernel32.dll
+11,,mapi32.dll
 11,,msadp32.acm
 11,,msg711.acm
 11,,mshtml.dll