diff --git a/Src/Particle/AMReX_TracerParticle_mod_K.H b/Src/Particle/AMReX_TracerParticle_mod_K.H
index 6c1bc45c328..798670a8953 100644
--- a/Src/Particle/AMReX_TracerParticle_mod_K.H
+++ b/Src/Particle/AMReX_TracerParticle_mod_K.H
@@ -393,6 +393,7 @@ void linear_interpolate_to_particle_z (const P& p,
             ctr++;
         } // ncomp
     } // d
+#endif
 }