diff --git a/src/MANYBODY/pair_airebo.cpp b/src/MANYBODY/pair_airebo.cpp
index e70ffbc234..8e9c5b4119 100644
--- a/src/MANYBODY/pair_airebo.cpp
+++ b/src/MANYBODY/pair_airebo.cpp
@@ -100,7 +100,7 @@ void PairAIREBO::compute(int eflag, int vflag)
   if (ljflag) FLJ(eflag,vflag);
   if (torflag) TORSION(eflag,vflag);
   
-  if (vflag_fdotr == 2) virial_compute();
+  if (vflag_fdotr) virial_compute();
 }
 
 /* ----------------------------------------------------------------------
diff --git a/src/pair_hybrid.cpp b/src/pair_hybrid.cpp
index a565551fe6..94c0d2b554 100644
--- a/src/pair_hybrid.cpp
+++ b/src/pair_hybrid.cpp
@@ -110,7 +110,7 @@ void PairHybrid::compute(int eflag, int vflag)
     }
   }
 
-  if (vflag_fdotr == 2) virial_compute();
+  if (vflag_fdotr) virial_compute();
 }
 
 /* ---------------------------------------------------------------------- */