diff --git a/src/libmtime_hl.f90 b/src/libmtime_hl.f90
index 239bada6af52810ea809674450cc9325db5d302d..06d61391453609421062327e170c64264b478ac3 100644
--- a/src/libmtime_hl.f90
+++ b/src/libmtime_hl.f90
@@ -57,7 +57,7 @@ MODULE mtime_hl
   !
   ! TODO: simply repeat the implementation of "divisionquotienttimespan" in order to disentangle the mtime_hl and the mtime Fortran modules.
   !
-  !PUBLIC :: divisionquotienttimespan
+  PUBLIC :: divisionquotienttimespan