diff --git a/Makefile.tools b/Makefile.tools
index 8cb1203..412018a 100644
--- a/Makefile.tools
+++ b/Makefile.tools
@@ -32,7 +32,7 @@ tools_hciconfig_SOURCES = tools/hciconfig.c tools/csr.h tools/csr.c
 tools_hciconfig_LDADD = lib/libbluetooth-private.la
 
 tools_hcitool_SOURCES = tools/hcitool.c src/oui.h src/oui.c
-tools_hcitool_LDADD = lib/libbluetooth-private.la @GLIB_LIBS@
+tools_hcitool_LDADD = lib/libbluetooth-private.la @GLIB_LIBS@ @UDEV_LIBS@
 
 tools_sdptool_SOURCES = tools/sdptool.c src/sdp-xml.h src/sdp-xml.c
 tools_sdptool_LDADD = lib/libbluetooth-private.la @GLIB_LIBS@
@@ -107,7 +107,7 @@ tools_bccmd_LDADD += @USB_LIBS@
 endif
 
 tools_bdaddr_SOURCES = tools/bdaddr.c src/oui.h src/oui.c
-tools_bdaddr_LDADD = lib/libbluetooth-private.la
+tools_bdaddr_LDADD = lib/libbluetooth-private.la @UDEV_LIBS@
 
 dist_man_MANS += tools/rfcomm.1 tools/l2ping.1 tools/rctest.1 \
 			tools/hciattach.1 tools/hciconfig.1 \