diff --git a/Makefile.am b/Makefile.am
index b88b7047..5c4e7db2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -15,7 +15,7 @@ libtag_la_SOURCES = tag.cpp fileref.cpp audioproperties.cpp
 taglib_include_HEADERS = tag.h fileref.h audioproperties.h
 taglib_includedir = $(includedir)/taglib
 
-libtag_la_LDFLAGS = $(all_libraries) -no-undefined -version-info 4:0:3
+libtag_la_LDFLAGS = $(all_libraries) -no-undefined -version-info 5:0:4
 libtag_la_LIBADD = ./mpeg/libmpeg.la ./ogg/libogg.la ./flac/libflac.la ./mpc/libmpc.la ./ape/libape.la ./toolkit/libtoolkit.la
 
 bin_SCRIPTS = taglib-config