diff --git a/c_src/reference.c b/c_src/reference.c
index 7af2622..f29a4c4 100644
--- a/c_src/reference.c
+++ b/c_src/reference.c
@@ -137,7 +137,7 @@ geef_reference_glob(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
 	if (!enif_get_resource(env, argv[0], geef_repository_type, (void **) &repo))
 		return enif_make_badarg(env);
 
-	if (!enif_inspect_binary(env, argv[1], &bin))
+	if (!enif_inspect_iolist_as_binary(env, argv[1], &bin))
 		return enif_make_badarg(env);
 
 	glob = malloc(bin.size + 1);
@@ -188,7 +188,7 @@ geef_reference_to_id(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
 	if (!enif_get_resource(env, argv[0], geef_repository_type, (void **) &repo))
 		return enif_make_badarg(env);
 
-	if (!enif_inspect_binary(env, argv[1], &bin))
+	if (!enif_inspect_iolist_as_binary(env, argv[1], &bin))
 		return enif_make_badarg(env);
 
 	name = malloc(bin.size + 1);
diff --git a/c_src/repository.c b/c_src/repository.c
index 5f3915f..a7ae70f 100644
--- a/c_src/repository.c
+++ b/c_src/repository.c
@@ -25,7 +25,7 @@ geef_repository_init(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[])
 	ErlNifBinary bin;
 	ERL_NIF_TERM term_repo;
 
-	if (!enif_inspect_binary(env, argv[0], &bin))
+	if (!enif_inspect_iolist_as_binary(env, argv[0], &bin))
 		return enif_make_badarg(env);
 
 	path = malloc(bin.size + 1);