diff --git a/Makefile.am b/Makefile.am
index f49a0d3..4b04aec 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -90,7 +90,7 @@ libpkgconf_la_SOURCES  =	\
 		libpkgconf/dependency.c		\
 		libpkgconf/queue.c		\
 		libpkgconf/path.c
-libpkgconf_la_LDFLAGS = -version-info 1:0:0
+libpkgconf_la_LDFLAGS = -version-info 2:0:0
 # -export-symbols-regex '^pkgconf_'
 
 dist_man_MANS    = pkgconf.1