diff --git a/base/modules/psb_const_mod.F90 b/base/modules/psb_const_mod.F90
index 5083efc0..3e9aa2cb 100644
--- a/base/modules/psb_const_mod.F90
+++ b/base/modules/psb_const_mod.F90
@@ -91,7 +91,7 @@ module psb_const_mod
   ! 
   ! Version
   !
-  character(len=*), parameter    :: psb_version_string_ = "3.6.0"
+  character(len=*), parameter    :: psb_version_string_ = "3.6.0-1"
   integer(psb_ipk_), parameter   :: psb_version_major_  = 3
   integer(psb_ipk_), parameter   :: psb_version_minor_  = 6
   integer(psb_ipk_), parameter   :: psb_patchlevel_     = 0