diff --git a/screening/screen_data.H b/screening/screen_data.H
index f217fec44b..d95cb090f5 100644
--- a/screening/screen_data.H
+++ b/screening/screen_data.H
@@ -7,6 +7,8 @@
 #include <network.H>
 #include <microphysics_math.H>
 
+using namespace amrex;
+
 namespace scrn {
     class screen_factors_t {
 
diff --git a/util/microphysics_math.H b/util/microphysics_math.H
index 9540e3f9c4..606981baea 100644
--- a/util/microphysics_math.H
+++ b/util/microphysics_math.H
@@ -3,7 +3,6 @@
 
 #include <AMReX.H>
 #include <AMReX_REAL.H>
-#include <esum.H>
 
 // Override definitions of constants in GCEM to work around lack of support
 // on Power9 for long double. We don't use arithmetic > 64 bit anyway.