Update library version
diff --git a/Makefile.am b/Makefile.am
index 0686272..1b6477e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -53,7 +53,7 @@
 
 lib_libbluetooth_la_SOURCES = $(lib_headers) \
 					lib/bluetooth.c lib/hci.c lib/sdp.c
-lib_libbluetooth_la_LDFLAGS = -version-info 11:1:8
+lib_libbluetooth_la_LDFLAGS = -version-info 12:0:9
 lib_libbluetooth_la_DEPENDENCIES = $(local_headers)
 
 CLEANFILES += $(local_headers)