diff --git a/srcF/sfx_log.f90 b/srcF/sfx_log.f90
index 02399f68dd7d9ed28ac2df3df600c78f288435cc..07db074554080a5febbd20bf7188b1b8a00ab75b 100644
--- a/srcF/sfx_log.f90
+++ b/srcF/sfx_log.f90
@@ -144,7 +144,7 @@ contains
         dT = meteo%dT
         dQ = meteo%dQ
         h = meteo%h
-        z0_m = meteo%z0_m
+        z0_m1 = meteo%z0_m
         z0_t1 = meteo%z0_t
         depth = meteo%depth
         lai = meteo%lai