diff --git a/neutrinos/sneut5.H b/neutrinos/sneut5.H
index 91206a73bc..de06839d3d 100644
--- a/neutrinos/sneut5.H
+++ b/neutrinos/sneut5.H
@@ -1178,19 +1178,19 @@ void nu_brem(const sneutf_t& sf,
         const auto [sin1, cos1] = amrex::Math::sincos(u);
 
         // double, triple, etc. angle formulas
-        // sin/cos (2 fac1 tau)
+        // sin/cos (2 u)
         const Real sin2 = 2.0_rt * sin1 * cos1;
         const Real cos2 = 2.0_rt * cos1 * cos1 - 1.0_rt;
 
-        // sin/cos (3 fac1 tau)
+        // sin/cos (3 u)
         const Real sin3 = sin1 * (3.0_rt - 4.0_rt * sin1 * sin1);
         const Real cos3 = cos1 * (4.0_rt * cos1 * cos1 - 3.0_rt);
 
-        // sin/cos (4 fac1 tau) -- use double angle on sin2/cos2
+        // sin/cos (4 u) -- use double angle on sin2/cos2
         const Real sin4 = 2.0_rt * sin2 * cos2;
         const Real cos4 = 2.0_rt * cos2 * cos2 - 1.0_rt;
 
-        // sin/cos (5 fac1 tau)
+        // sin/cos (5 u)
         //const Real sin5 = sin1 * (5.0_rt - sin1 * sin1 * (20.0_rt - 16.0_rt * sin1 * sin1));
         const Real cos5 = cos1 * (cos1 * cos1 * (16.0_rt * cos1 * cos1 - 20.0_rt) + 5.0_rt);