1 files changed, 1 insertions, 0 deletions
diff --git a/src/muon.h b/src/muon.h
index 7717501..586d67d 100644
--- a/src/muon.h
+++ b/src/muon.h
@@ -6,6 +6,7 @@
 #define EULER_CONSTANT 0.57721
 
 double muon_get_range(double T, double rho);
+double muon_get_dEdx_rad(double T, double rho);
 double muon_get_dEdx(double T, double rho);
 
 #endif