diff --git a/Source/BoundaryConditions/ABLMost.cpp b/Source/BoundaryConditions/ABLMost.cpp
index 95bf5fa1e..0de581db1 100644
--- a/Source/BoundaryConditions/ABLMost.cpp
+++ b/Source/BoundaryConditions/ABLMost.cpp
@@ -614,6 +614,7 @@ void ABLMost::calc_wstar(const int lev,
     }
 }
 
+void
 ABLMost::read_custom_roughness (const int& lev,
                                 const std::string& fname)
 {