diff --git a/caca/Makefile.am b/caca/Makefile.am
index 47fbff0..6c3aeb2 100644
--- a/caca/Makefile.am
+++ b/caca/Makefile.am
@@ -30,7 +30,7 @@ libcaca_la_SOURCES = \
 	$(cocoa_source) \
 	$(extra_source) \
 	$(NULL)
-libcaca_la_LDFLAGS = -no-undefined -version-info @LT_VERSION@
+libcaca_la_LDFLAGS = -no-undefined -version-number @LT_VERSION@
 libcaca_la_LIBADD = ../cucul/libcucul.la @CACA_LIBS@
 
 if USE_PLUGINS
diff --git a/configure.ac b/configure.ac
index 5f267d2..2e31e3f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,13 @@ AC_CONFIG_AUX_DIR(autotools)
 AC_CANONICAL_SYSTEM
 
 AM_INIT_AUTOMAKE(libcaca, 0.99.beta12)
-LT_VERSION="99:0:99"
+LT_MAJOR="0"
+LT_MINOR="99"
+LT_MICRO="12"
+AC_SUBST(LT_MAJOR)
+AC_SUBST(LT_MINOR)
+AC_SUBST(LT_MICRO)
+LT_VERSION="$LT_MAJOR:$LT_MINOR:$LT_MICRO"
 AC_SUBST(LT_VERSION)
 AM_CONFIG_HEADER(config.h)
 
diff --git a/cucul/Makefile.am b/cucul/Makefile.am
index 01f0197..ac04774 100644
--- a/cucul/Makefile.am
+++ b/cucul/Makefile.am
@@ -34,6 +34,6 @@ libcucul_la_DEPENDENCIES = \
 	monobold12.data \
 	$(NULL)
 AM_CPPFLAGS = -I$(top_srcdir) -I$(top_srcdir)/cucul
-libcucul_la_LDFLAGS = -no-undefined -version-info @LT_VERSION@
+libcucul_la_LDFLAGS = -no-undefined -version-number @LT_VERSION@
 libcucul_la_LIBADD = 
 
diff --git a/cxx/Makefile.am b/cxx/Makefile.am
index 3005c88..2b97dbf 100644
--- a/cxx/Makefile.am
+++ b/cxx/Makefile.am
@@ -8,11 +8,11 @@ lib_LTLIBRARIES = libcucul++.la libcaca++.la
 endif
 
 libcucul___la_SOURCES = cucul++.cpp cucul++.h
-libcucul___la_LDFLAGS = -no-undefined -version-info @LT_VERSION@
+libcucul___la_LDFLAGS = -no-undefined -version-number @LT_VERSION@
 libcucul___la_LIBADD = ../cucul/libcucul.la
 
 libcaca___la_SOURCES = caca++.cpp caca++.h
-libcaca___la_LDFLAGS = -no-undefined -version-info @LT_VERSION@
+libcaca___la_LDFLAGS = -no-undefined -version-number @LT_VERSION@
 libcaca___la_LIBADD = libcucul++.la ../caca/libcaca.la
 
 if USE_CXX