1 files changed, 3 insertions, 3 deletions

diff --git a/test/110_coord_invcoord_h48/coord_invcoord_h48_tests.c b/test/110_coord_invcoord_h48/coord_invcoord_h48_tests.c
index 025ff2b..fdc4619 100644
--- a/test/110_coord_invcoord_h48/coord_invcoord_h48_tests.c
+++ b/test/110_coord_invcoord_h48/coord_invcoord_h48_tests.c
@@ -1,6 +1,6 @@
 #include "../test.h"
 
-size_t gendata_cocsep(void *, uint64_t *, cube_t *);
+size_t gendata_cocsep(unsigned char *, uint64_t *, cube_t *);
 int64_t coord_h48(cube_t, const uint32_t *, uint8_t);
 cube_t invcoord_h48(int64_t, const cube_t *, uint8_t);
 cube_t transform(cube_t, uint8_t);
@@ -10,14 +10,14 @@ void run(void) {
         int i;
         bool found;
         uint8_t h, t;
-        char buf[2000000];
+        unsigned char buf[2000000];
         uint32_t *cocsepdata;
         uint64_t selfsim[COCSEP_CLASSES];
         int64_t c, cc;
         cube_t cube, invc, rep[COCSEP_CLASSES];
 
         gendata_cocsep(buf, selfsim, rep);
-        cocsepdata = (uint32_t *)((char *)buf + INFOSIZE);
+        cocsepdata = (uint32_t *)(buf + INFOSIZE);
 
         i = 1;
         h = 11;