diff --git a/mingw32-cairo.spec b/mingw32-cairo.spec
index 7ae4197..40f634a 100644
--- a/mingw32-cairo.spec
+++ b/mingw32-cairo.spec
@@ -30,6 +30,7 @@ BuildRequires:  mingw32-pixman
 BuildRequires:  mingw32-libpng
 BuildRequires:  mingw32-iconv
 BuildRequires:  mingw32-zlib
+BuildRequires:  mingw32-glib2
 BuildRequires:  pkgconfig
 
 # These are BRs for the base package, but are not needed on Win32