diff --git a/CMake/variants/variants.dragnet b/CMake/variants/variants.dragnet
index de81cc7cd9acafe1f72d3333ae3bb267a878eac0..76573452c5ab1530361f359afd770daaa6b846c9 100644
--- a/CMake/variants/variants.dragnet
+++ b/CMake/variants/variants.dragnet
@@ -13,7 +13,7 @@ option(USE_CUDA      "Use CUDA"      ON)
 # Specify versioned paths, such that ABI incompat updates of these don't break already installed LOFAR binaries. Matters when we have to roll-back.
 set(LOG4CPLUS_ROOT_DIR    /opt/log4cplus-1.1.2)  # RHEL/CentOS 7 has log4cxx in the repo, but LOFAR log4cxx is dodgy, so install log4cplus from CentOS 6 rpm pkgs.
 set(BLITZ_ROOT_DIR        /opt/blitz-0.10)
-set(CUDA_TOOLKIT_ROOT_DIR /opt/cuda-7.5)   # libcuda.so on CentOS 7 w/ CUDA driver from ElRepo resides under /usr/lib64/nvidia/
+set(CUDA_TOOLKIT_ROOT_DIR /opt/cuda-8.0)   # libcuda.so on CentOS 7 w/ CUDA driver from ElRepo resides under /usr/lib64/nvidia/
 set(CASACORE_ROOT_DIR     /opt/casacore-2.1.0)
 set(CASAREST_ROOT_DIR     /opt/casarest-1.4.1)
 set(CASA_ROOT_DIR         /opt/casasynthesis)  # for awimager2; pkg has no releases; it's a chunk of CASA, so var name is misleading, since it'll fail on the real CASA root dir