1 files changed, 4 insertions, 4 deletions
diff --git a/Source/Parallelization/GuardCellManager.cpp b/Source/Parallelization/GuardCellManager.cpp
index 1b8d38f0c..85490f2e0 100644
--- a/Source/Parallelization/GuardCellManager.cpp
+++ b/Source/Parallelization/GuardCellManager.cpp
@@ -28,6 +28,7 @@ guardCellManager::Init(
     const int maxwell_solver_id,
     const int max_level,
     const amrex::Array<amrex::Real,3> v_galilean,
+    const amrex::Array<amrex::Real,3> v_comoving,
     const bool safe_guard_cells)
 {
     // When using subcycling, the particles on the fine level perform two pushes
@@ -37,10 +38,9 @@ guardCellManager::Init(
     int ngy_tmp = (max_level > 0 && do_subcycling == 1) ? nox+1 : nox;
     int ngz_tmp = (max_level > 0 && do_subcycling == 1) ? nox+1 : nox;
 
-    if ((v_galilean[0]!=0) or
-        (v_galilean[1]!=0) or
-        (v_galilean[2]!=0)){
-      // Add one guard cell in the case of the galilean algorithm
+    // Add one guard cell in the case of the Galilean or comoving algorithms
+    if (v_galilean[0] != 0. || v_galilean[1] != 0. || v_galilean[2] != 0. ||
+        v_comoving[0] != 0. || v_comoving[1] != 0. || v_comoving[2] != 0. ) {
       ngx_tmp += 1;
       ngy_tmp += 1;
       ngz_tmp += 1;