diff --git a/src/fortran/SConscript b/src/fortran/SConscript
index f84cd4757..3d5128de6 100644
--- a/src/fortran/SConscript
+++ b/src/fortran/SConscript
@@ -11,6 +11,7 @@ artifacts = localenv.Object(f90_src,
                             F90PATH=['#build/src/fortran'])
 mods = [o for o in artifacts if o.path.endswith('.mod')]
 objects = [o for o in artifacts if not o.path.endswith('.mod')]
+localenv.Depends(objects, localenv['config_h_target'])
 
 lib = build(localenv.Library(target=pjoin('..','..','lib','cantera_fortran'),
                              source=objects))