diff --git a/Source/hydro/trans.cpp b/Source/hydro/trans.cpp
index 18dd50c2e0..3ce0b1117e 100644
--- a/Source/hydro/trans.cpp
+++ b/Source/hydro/trans.cpp
@@ -440,15 +440,26 @@ Castro::actual_trans_single(const Box& bx,  // NOLINT(readability-convert-member
             // Pretend QREINT has been fixed and transverse_use_eos != 1.
             // If we are wrong, we will fix it later.
 
-            // Add the transverse term to the p evolution eq here.
+            if (transverse_use_eos) {
+                eos_rep_t eos_state;
+                eos_state.rho = rrnewn;
+                eos_state.e = qo_arr(i,j,k,QREINT) / rrnewn;
+                for (int n = 0; n < NumSpec; n++) {
+                    eos_state.xn[n] = qo_arr(i,j,k,QFS+n);
+                }
+                eos(eos_input_re, eos_state);
+                Real pnewn = eos_state.p;
+            } else {
+                // Add the transverse term to the p evolution eq here.
 #if AMREX_SPACEDIM == 2
-            // the divergences here, dup and du, already have area factors
-            Real pnewn = q_arr(i,j,k,QPRES) - hdt * (dup + pav * du * (gamc - 1.0_rt)) * volinv;
+                // the divergences here, dup and du, already have area factors
+                Real pnewn = q_arr(i,j,k,QPRES) - hdt * (dup + pav * du * (gamc - 1.0_rt)) * volinv;
 #else
-            Real pnewn = q_arr(i,j,k,QPRES) - cdtdx * (dup + pav * du * (gamc - 1.0_rt));
+                Real pnewn = q_arr(i,j,k,QPRES) - cdtdx * (dup + pav * du * (gamc - 1.0_rt));
 #endif
-            qo_arr(i,j,k,QPRES) = amrex::max(pnewn, small_p);
+            }
 
+            qo_arr(i,j,k,QPRES) = amrex::max(pnewn, small_p);
         }
         else {
             qo_arr(i,j,k,QPRES) = q_arr(i,j,k,QPRES);