diff --git a/lib/Makefile.am b/lib/Makefile.am
index b784a9b..a0a832d 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -2,7 +2,7 @@
 lib_LTLIBRARIES = libbluetooth.la
 
 libbluetooth_la_SOURCES = bluetooth.c hci.c sdp.c
-libbluetooth_la_LDFLAGS = -version-info 4:0:1
+libbluetooth_la_LDFLAGS = -version-info 4:1:1
 
 INCLUDES = -I$(top_builddir)/include