diff --git a/src/fix_ave_histo.cpp b/src/fix_ave_histo.cpp
index 1a51304bed..b990f46997 100644
--- a/src/fix_ave_histo.cpp
+++ b/src/fix_ave_histo.cpp
@@ -195,7 +195,6 @@ FixAveHisto::FixAveHisto(LAMMPS *lmp, int narg, char **arg) :
     error->all(FLERR,"{} overwrite keyword requires ave running setting", mycmd);
 
   int kindglobal,kindperatom,kindlocal;
-  int i = 0;
   for (auto &val : values) {
     kindglobal = kindperatom = kindlocal = 0;
 
diff --git a/src/pair_hybrid_scaled.cpp b/src/pair_hybrid_scaled.cpp
index 025c468935..d2d773c1d3 100644
--- a/src/pair_hybrid_scaled.cpp
+++ b/src/pair_hybrid_scaled.cpp
@@ -436,7 +436,6 @@ double PairHybridScaled::single(int i, int j, int itype, int jtype, double rsq,
   // update scale values from variables where needed
 
   const int nvars = scalevars.size();
-  int atomscaleflag = 0;
   if (nvars > 0) {
     auto vals = new double[nvars];
     auto vars = new int[nvars];
@@ -453,7 +452,6 @@ double PairHybridScaled::single(int i, int j, int itype, int jtype, double rsq,
       } else if (input->variable->atomstyle(m)) {
         vals[k] = 0.0;
         vars[k] = m;
-        atomscaleflag = 1;
       } else
         error->all(FLERR, "Variable '{}' has incompatible style", scalevars[k]);
     }
@@ -517,7 +515,6 @@ void PairHybridScaled::born_matrix(int i, int j, int itype, int jtype, double rs
   // update scale values from variables where needed
 
   const int nvars = scalevars.size();
-  int atomscaleflag = 0;
   if (nvars > 0) {
     auto vals = new double[nvars];
     auto vars = new int[nvars];
@@ -534,7 +531,6 @@ void PairHybridScaled::born_matrix(int i, int j, int itype, int jtype, double rs
       } else if (input->variable->atomstyle(m)) {
         vals[k] = 0.0;
         vars[k] = m;
-        atomscaleflag = 1;
       } else
         error->all(FLERR, "Variable '{}' has incompatible style", scalevars[k]);
     }