diff --git a/Grid/perfmon/Tracing.h b/Grid/perfmon/Tracing.h
index 10b638dc..88c9a4f8 100644
--- a/Grid/perfmon/Tracing.h
+++ b/Grid/perfmon/Tracing.h
@@ -3,7 +3,7 @@
 NAMESPACE_BEGIN(Grid);
 
 #ifdef GRID_TRACING_NVTX
-#include <nvToolsExt.h>
+#include <nvtx3/nvToolsExt.h>
 class GridTracer {
 public:
   GridTracer(const char* name) {
diff --git a/configure.ac b/configure.ac
index 8e8d67af..51b51b6d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -136,7 +136,6 @@ AC_ARG_ENABLE([tracing],
 case ${ac_TRACING} in
     nvtx)
         AC_DEFINE([GRID_TRACING_NVTX],[1],[use NVTX])
-	LIBS="${LIBS} -lnvToolsExt64_1"
 	;;
     roctx)
         AC_DEFINE([GRID_TRACING_ROCTX],[1],[use ROCTX])