diff --git a/src/Makefile.am b/src/Makefile.am
index 489456d3e5608cfcd956bf7c8a784d4a8bc949c5..7ed66397503c469e3a9674536e32ae34a625e8d5 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -172,9 +172,9 @@ libyaxt_la_SOURCES =						\
 	yaxt.f90
 
 libyaxt_la_LIBADD = libyaxt_c.la $(MPI_FC_LIB)
-libyaxt_la_LDFLAGS = -version-info 6:0:5
+libyaxt_la_LDFLAGS = -version-info 7:0:6
 libyaxt_c_la_LIBADD = $(MPI_C_LIB)
-libyaxt_c_la_LDFLAGS = -version-info 6:0:5
+libyaxt_c_la_LDFLAGS = -version-info 7:0:6
 
 if OMPI_DT_WORKAROUND
 noinst_LTLIBRARIES = libompi_workaround.la