Index: science/gromacs/Makefile
===================================================================
--- science/gromacs/Makefile	(revision 560795)
+++ science/gromacs/Makefile	(working copy)
@@ -16,7 +16,7 @@
 BROKEN_i386=	undefined reference to `__atomic_load' and `__atomic_compare_exchange'
 
 BUILD_DEPENDS=	boost-libs>=1.44:devel/boost-libs
-LIB_DEPENDS=	libhwloc.so:devel/hwloc
+LIB_DEPENDS=	libhwloc.so.15:devel/hwloc2
 
 USES=		cmake compiler:c++14-lang fortran gnome perl5 pkgconfig shebangfix xorg
 SHEBANG_FILES=	admin/*.sh scripts/*.pl scripts/*.sh src/gromacs/selection/*.sh