diff --git a/mingw-w64-headers/Makefile.am b/mingw-w64-headers/Makefile.am
index 4bcff21..b833400 100644
--- a/mingw-w64-headers/Makefile.am
+++ b/mingw-w64-headers/Makefile.am
@@ -81,6 +81,12 @@
   include/audiopolicy.idl \
   include/austream.idl \
   include/bdaiface.idl \
+  include/bits.idl \
+  include/bits1_5.idl \
+  include/bits2_0.idl \
+  include/bits2_5.idl \
+  include/bits3_0.idl \
+  include/bits5_0.idl \
   include/comadmin.idl \
   include/commoncontrols.idl \
   include/control.idl \
diff --git a/mingw-w64-headers/wine-import.sh b/mingw-w64-headers/wine-import.sh
index d6cc447..a98b4f3 100755
--- a/mingw-w64-headers/wine-import.sh
+++ b/mingw-w64-headers/wine-import.sh
@@ -133,6 +133,12 @@
 	amvideo \
 	asyncinfo \
 	austream \
+	bits \
+	bits1_5 \
+	bits2_0 \
+	bits2_5 \
+	bits3_0 \
+	bits5_0 \
 	ctfutb \
 	d3d10 \
 	d3d10_1 \