--- a/Makefile.am
+++ b/Makefile.am
@@ -49,7 +49,7 @@
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = m4ri.pc
 
-libm4ri_la_LDFLAGS = -release 0.0.20111203 -no-undefined
+libm4ri_la_LDFLAGS = -release 0.0.20120415 -no-undefined
 libm4ri_la_LIBADD = -lm $(LIBPNG_LIBADD)
 
 check_PROGRAMS=test_multiplication test_elimination test_trsm test_ple test_solve test_kernel test_random test_smallops test_transpose test_colswap test_invert test_misc
