diff --git a/encfs/Makefile.am b/encfs/Makefile.am
index 5427a81..7a803e5 100644
--- a/encfs/Makefile.am
+++ b/encfs/Makefile.am
@@ -42,7 +42,7 @@ endif
 #       :     :   0       => no new interfaces, but breaks old apps
 #       :  +1 :           => internal changes, nothing breaks
 #
-libencfs_la_LDFLAGS = -version-info 4:0:0
+libencfs_la_LDFLAGS = -version-info 5:0:1
 libencfs_la_LIBADD = -lrlog
 
 EXTRASRC = ../intl/autosprintf.cpp