1 files changed, 1 insertions, 1 deletions

diff --git a/src/solvers/coord/dr.h b/src/solvers/coord/dr.h
index a312285..c6552e3 100644
--- a/src/solvers/coord/dr.h
+++ b/src/solvers/coord/dr.h
@@ -23,7 +23,7 @@ STATIC cube_t invcoord_dreoesep_nosym(uint64_t);
 STATIC uint64_t coordinate_dr_coord(cube_t, const void *);
 STATIC cube_t coordinate_dr_cube(uint64_t, const void *);
 STATIC bool coordinate_dr_isnasty(uint64_t, const void *);
-STATIC uint64_t coordinate_dr_gendata(void *);
+STATIC size_t coordinate_dr_gendata(void *);
 
 STATIC coord_t coordinate_dr = {
         .name = "DR",