diff --git a/src/compute_gyration.cpp b/src/compute_gyration.cpp
index 0cdd07b01d..fb650f4bf2 100644
--- a/src/compute_gyration.cpp
+++ b/src/compute_gyration.cpp
@@ -72,7 +72,6 @@ void ComputeGyration::compute_vector()
 {
   invoked_vector = update->ntimestep;
 
-  double masstotal;
   double xcm[3];
   group->xcm(igroup,masstotal,xcm);