diff --git a/src/sniffer.c b/src/sniffer.c
index 231ac0901..a606a6114 100644
--- a/src/sniffer.c
+++ b/src/sniffer.c
@@ -32,10 +32,6 @@
     #include <wolfssl/wolfcrypt/async.h>
 #endif
 
-#if !defined(HAVE_THREAD_LS) && !defined(SINGLE_THREADED)
-    #error sniffer requires HAVE_THREAD_LS or SINGLE_THREADED.
-#endif
-
 /* Build Options:
  * WOLFSSL_SNIFFER_NO_RECOVERY: Do not track missed data count.
  */