diff --git a/src/makefile_gfortran b/src/makefile_gfortran
index 0f52bd8319e589e2b2899c62df0664bf59d538c0..4efb305c84f28bd8a24e3e7f59664386698d53d7 100644
--- a/src/makefile_gfortran
+++ b/src/makefile_gfortran
@@ -97,7 +97,7 @@ particle_mod.o 		pbl_profile_mod.o \
 plume_mod.o 		point_mod.o \
 random_mod.o 		readoptions_mod.o \
 restart_mod.o 		settling_mod.o \
-sort_mod.o
+sort_mod.o \
 timemanager_mod.o 	turbulence_mod.o \
 txt_output_mod.o 	unc_mod.o \
 verttransform_mod.o 	wetdepo_mod.o \
diff --git a/src/readoptions_mod.f90 b/src/readoptions_mod.f90
index c4ebba03b6cf0d8dcb8ca7f293f4ac203f00e99f..069373394f05e70e2f5d046b520e5ec5ca859244 100644
--- a/src/readoptions_mod.f90
+++ b/src/readoptions_mod.f90
@@ -1346,9 +1346,9 @@ subroutine readlanduse
   stop
 
 999 write(*,*) ' #### FLEXPART ERROR! FILE              ####'
-  write(*,*)   ' #### ', path(1)(1:length(1))//'sfcdata.txt'
+  write(*,*)   ' #### ', path(1)(1:length(1))//'sfcdata.t'
   write(*,*)   ' #### DOES NOT EXIST. Note that         ####'
-  write(*,*)   ' #### file was renamed from sfcdata.t  ####'
+  write(*,*)   ' #### file was renamed from surfdata.t  ####'
   write(*,*)   ' #### to sfcdata.txt in v11             ####'
   stop
 end subroutine readlanduse