diff --git a/Makefile b/Makefile
index ade947dde..83ba9a723 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@
 
 include makeinclude
 
-DIRS = $(IMAGEDIRS) src $(CAIRODIR) fluid test documentation
+DIRS = $(IMAGEDIRS) $(LIBDECORDIR) src $(CAIRODIR) fluid test documentation
 
 all: makeinclude fltk-config
 	for dir in $(DIRS); do\
diff --git a/configure.ac b/configure.ac
index 3b9462518..0fd58d517 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1024,7 +1024,7 @@ AS_CASE([$host_os_gui], [cygwin* | mingw*], [
       AC_CHECK_HEADER([GL/gl.h], [AC_DEFINE([HAVE_GL])])
       AC_CHECK_HEADER([GL/glu.h], [
           AC_DEFINE([HAVE_GL_GLU_H])
-          GLLIBS="$($PKGCONFIG --libs wayland-egl) $($PKGCONFIG --libs egl) $($PKGCONFIG --libs glu) $GLLIBS"
+          GLLIBS="$($PKGCONFIG --libs wayland-egl) $($PKGCONFIG --libs egl) $($PKGCONFIG --libs glu) $($PKGCONFIG --libs gl) $GLLIBS"
       ])
       
       dnl Check for GTK-3 ...