diff --git a/c_src/enacl_nif.c b/c_src/enacl_nif.c
index b2127d9..77cc1e7 100644
--- a/c_src/enacl_nif.c
+++ b/c_src/enacl_nif.c
@@ -4,10 +4,6 @@
 
 #include <sodium.h>
 
-#ifndef ERL_NIF_DIRTY_SCHEDULER_SUPPORT
-# error Requires dirty schedulers
-#endif
-
 /* Errors */
 static
 ERL_NIF_TERM nacl_error_tuple(ErlNifEnv *env, char *error_atom) {