diff --git a/sdk/guigfx.sdk b/sdk/guigfx.sdk
index 90ba144..d786777 100644
--- a/sdk/guigfx.sdk
+++ b/sdk/guigfx.sdk
@@ -9,5 +9,5 @@ include/fd/guigfx_lib.fd
 include/guigfx/guigfx.h
 include/pragmas/guigfx_pragmas.h
 fd2sfd : guigfx_lib.fd clib/guigfx_protos.h
-sfdc : guigfx_lib.sfd
+sfdc : guigfx_lib.sfd guigfx.h guigfx_lib.h
 stubs : guigfx_lib.sfd
diff --git a/sdk/install b/sdk/install
index b31af18..e8498ff 100755
--- a/sdk/install
+++ b/sdk/install
@@ -117,11 +117,13 @@ case $1 in
 	    			fi
 	    			
     				dir=$(basename $(dirname $line))
+					#lower-case the directory part
+					outdir=${dir,,}
 	    			
 	    			if [[ $file == *.h ]] || [[ $file == *.i ]]; then
-						mkdir -p "$3/m68k-amigaos/include/$dir"
-						echo cp "build/$2/$line" "$3/m68k-amigaos/include/$dir/$file" 
-						cp "build/$2/$line" "$3/m68k-amigaos/include/$dir/$file" 
+						mkdir -p "$3/m68k-amigaos/include/$outdir"
+						echo cp "build/$2/$line" "$3/m68k-amigaos/include/$outdir/$file" 
+						cp "build/$2/$line" "$3/m68k-amigaos/include/$outdir/$file" 
 					elif [[ $file == *.guide ]]; then
 						mkdir -p "$3/m68k-amigaos/guide"
 						echo cp "build/$2/$line" "$3/m68k-amigaos/guide/$file" 
diff --git a/sdk/mcc_guigfx.sdk b/sdk/mcc_guigfx.sdk
new file mode 100644
index 0000000..3e0a4e2
--- /dev/null
+++ b/sdk/mcc_guigfx.sdk
@@ -0,0 +1,7 @@
+Short: Guigfx MUI custom class
+Version: 19.2
+Url: http://aminet.net/dev/mui/MCC_Guigfx.lha 
+
+MCC_Guigfx/Developer/Assembler/Include/MUI/Guigfx_mcc.i
+MCC_Guigfx/Developer/C/Include/MUI/Guigfx_mcc.h
+MCC_Guigfx/Developer/AutoDocs/Guigfx_mcc.doc = MCC_Guigfx.doc
diff --git a/sdk/mui.sdk b/sdk/mui.sdk
index d86ac90..cf83f2f 100644
--- a/sdk/mui.sdk
+++ b/sdk/mui.sdk
@@ -108,6 +108,6 @@ SDK/MUI/C/lib/libmui.a
 SDK/MUI/fd/muimaster_lib.fd
 SDK/MUI/sfd/muimaster_lib.sfd
 fd2sfd : muimaster_lib.fd clib/muimaster_protos.h
-sfdc : muimaster_lib.sfd
+sfdc : muimaster_lib.sfd muimaster.h muimaster_lib.h
 stubs : muimaster_lib.sfd
 lib : muimaster_lib.sfd