diff --git a/configure.ac b/configure.ac
index 7a8187eb6..6bf7b8378 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2445,7 +2445,7 @@ if test "$KDRIVE" = yes; then
         XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS xcb-xv"
     fi
     if test "x$DRI" = xyes && test "x$GLX" = xyes; then
-        XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS libdrm xcb-glx xcb-xf86dri > 1.6"
+        XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS $LIBDRM xcb-glx xcb-xf86dri > 1.6"
     fi
     if test "x$GLAMOR" = xyes; then
         XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS x11-xcb"
@@ -2499,7 +2499,7 @@ AM_CONDITIONAL(XFAKESERVER, [test "x$KDRIVE" = xyes && test "x$XFAKE" = xyes])
 
 dnl Xwayland DDX
 
-XWAYLANDMODULES="wayland-client >= 1.3.0 wayland-protocols >= 1.1 libdrm epoxy"
+XWAYLANDMODULES="wayland-client >= 1.3.0 wayland-protocols >= 1.1 $LIBDRM epoxy"
 if test "x$XF86VIDMODE" = xyes; then
 	XWAYLANDMODULES="$XWAYLANDMODULES $VIDMODEPROTO"
 fi