diff --git a/mingw-glib2.spec b/mingw-glib2.spec
index 04dfa18..5e01f18 100644
--- a/mingw-glib2.spec
+++ b/mingw-glib2.spec
@@ -96,10 +96,17 @@ Static version of the MinGW Windows GLib2 library.
 %autosetup -p1 -n glib-%{version}
 
 %build
-%mingw_meson --default-library=both
+export MINGW_BUILDDIR_SUFFIX=static
+%mingw_meson --default-library=static
+%mingw_ninja
+export MINGW_BUILDDIR_SUFFIX=shared
+%mingw_meson --default-library=shared
 %mingw_ninja
 
 %install
+export MINGW_BUILDDIR_SUFFIX=static
+%mingw_ninja_install
+export MINGW_BUILDDIR_SUFFIX=shared
 %mingw_ninja_install
 
 # There's a small difference in the file glibconfig.h between the