diff --git a/src/DPD-REACT/fix_rx.cpp b/src/DPD-REACT/fix_rx.cpp
index f7a84edf09..dd8eacccc7 100644
--- a/src/DPD-REACT/fix_rx.cpp
+++ b/src/DPD-REACT/fix_rx.cpp
@@ -520,9 +520,9 @@ void FixRX::initSparse()
   }
 
   if (comm->me == 0 && Verbosity > 1) {
-    for (int i = 1; i < nu_bin.size(); ++i)
-      if (nu_bin[i] > 0)
-        printf("nu_bin[%d] = %d\n", i, nu_bin[i]);
+    for (int i = 1; i < (int)nu_bin.size(); ++i)
+      if ((nu_bin[i] > 0) && screen)
+        fprintf(screen, "nu_bin[%d] = %d\n", i, nu_bin[i]);
 
     for (int i = 0; i < nreactions; ++i) {
       std::string pstr, rstr;
@@ -558,8 +558,8 @@ void FixRX::initSparse()
           pstr += atom->dvname[k];
         }
       }
-      if (comm->me == 0 && Verbosity > 1)
-        printf("rx%3d: %s %s %s\n", i, rstr.c_str(), /*reversible[i]*/ (false) ? "<=>" : "=", pstr.c_str());
+      if (comm->me == 0 && Verbosity > 1 && screen)
+        fprintf(screen,"rx%3d: %s %s %s\n", i, rstr.c_str(), /*reversible[i]*/ (false) ? "<=>" : "=", pstr.c_str());
     }
     // end for nreactions
   }
diff --git a/src/KOKKOS/pppm_kokkos.cpp b/src/KOKKOS/pppm_kokkos.cpp
index a5073129e8..432e866b2c 100644
--- a/src/KOKKOS/pppm_kokkos.cpp
+++ b/src/KOKKOS/pppm_kokkos.cpp
@@ -1898,7 +1898,6 @@ void PPPMKokkos<DeviceType>::poisson_ik_triclinic()
   numz_fft = nzhi_fft-nzlo_fft + 1;
   numy_fft = nyhi_fft-nylo_fft + 1;
   numx_fft = nxhi_fft-nxlo_fft + 1;
-  const int inum_fft = numz_fft*numy_fft*numx_fft;
 
   numz_inout = (nzhi_in-nzlo_out)-(nzlo_in-nzlo_out) + 1;
   numy_inout = (nyhi_in-nylo_out)-(nylo_in-nylo_out) + 1;
diff --git a/src/finish.cpp b/src/finish.cpp
index f55ec4168c..14dc32fc6b 100644
--- a/src/finish.cpp
+++ b/src/finish.cpp
@@ -61,7 +61,7 @@ Finish::Finish(LAMMPS *lmp) : Pointers(lmp) {}
 
 void Finish::end(int flag)
 {
-  int i,m,nneigh,nneighfull;
+  int i,nneigh,nneighfull;
   int histo[10];
   int minflag,prdflag,tadflag,hyperflag;
   int timeflag,fftflag,histoflag,neighflag;
diff --git a/src/imbalance_neigh.cpp b/src/imbalance_neigh.cpp
index a8733d3cd6..8b5dace4d2 100644
--- a/src/imbalance_neigh.cpp
+++ b/src/imbalance_neigh.cpp
@@ -46,8 +46,6 @@ int ImbalanceNeigh::options(int narg, char **arg)
 
 void ImbalanceNeigh::compute(double *weight)
 {
-  int req;
-
   if (factor == 0.0) return;
 
   // cannot use neighbor list weight with KOKKOS using GPUs