1 files changed, 2 insertions, 2 deletions
diff --git a/src/H5P.c b/src/H5P.c
index 17f0b57..fa3d446 100644
--- a/src/H5P.c
+++ b/src/H5P.c
@@ -1023,7 +1023,7 @@ done:
 --------------------------------------------------------------------------*/
 static H5P_genprop_t *
 H5P_create_prop(const char *name, size_t size, H5P_prop_within_t type,
-    void *value,
+    const void *value,
     H5P_prp_create_func_t prp_create, H5P_prp_set_func_t prp_set,
     H5P_prp_get_func_t prp_get, H5P_prp_delete_func_t prp_delete,
     H5P_prp_copy_func_t prp_copy, H5P_prp_compare_func_t prp_cmp,
@@ -2064,7 +2064,7 @@ done:
 --------------------------------------------------------------------------*/
 herr_t
 H5P_register(H5P_genclass_t *pclass, const char *name, size_t size,
-    void *def_value, H5P_prp_create_func_t prp_create, H5P_prp_set_func_t prp_set,
+    const void *def_value, H5P_prp_create_func_t prp_create, H5P_prp_set_func_t prp_set,
     H5P_prp_get_func_t prp_get, H5P_prp_delete_func_t prp_delete,
     H5P_prp_copy_func_t prp_copy, H5P_prp_compare_func_t prp_cmp,
     H5P_prp_close_func_t prp_close)