diff --git a/src/pgen/cluster/agn_feedback.cpp b/src/pgen/cluster/agn_feedback.cpp
index 40bc0123..7523f663 100644
--- a/src/pgen/cluster/agn_feedback.cpp
+++ b/src/pgen/cluster/agn_feedback.cpp
@@ -361,8 +361,6 @@ void AGNFeedback::FeedbackSrcTerm(parthenon::MeshData<parthenon::Real> *md,
             ///////////////////////////////////////////////////////////////////
 
             eos.ConsToPrim(cons, prim, nhydro, nscalars, k, j, i);
-            // const Real old_specific_internal_e =
-            //    prim(IPR, k, j, i) / (prim(IDN, k, j, i) * (eos.GetGamma() - 1.));
 
             cons(IDN, k, j, i) += jet_density;
             cons(IM1, k, j, i) += jet_momentum * sign_jet * jet_axis_x;
@@ -379,13 +377,6 @@ void AGNFeedback::FeedbackSrcTerm(parthenon::MeshData<parthenon::Real> *md,
             }
 
             eos.ConsToPrim(cons, prim, nhydro, nscalars, k, j, i);
-            // We're
-            // const Real new_specific_internal_e =
-            //    prim(IPR, k, j, i) / (prim(IDN, k, j, i) * (eos.GetGamma() - 1.));
-            // PARTHENON_REQUIRE(
-            //    new_specific_internal_e > jet_specific_internal_e ||
-            //        new_specific_internal_e > old_specific_internal_e,
-            //    "Kinetic injection leads to temperature below jet and existing gas");
           }
 
           // Apply velocity ceiling