diff --git a/package/libs/wolfssl/Config.in b/package/libs/wolfssl/Config.in
index e39f96fad5..60d338cede 100644
--- a/package/libs/wolfssl/Config.in
+++ b/package/libs/wolfssl/Config.in
@@ -64,7 +64,7 @@ config WOLFSSL_ASM_CAPABLE
 
 choice
 	prompt "Hardware Acceleration"
-	default WOLFSSL_HAS_CPU_CRYPTO if WOLFSSL_ASM_CAPABLE
+	default WOLFSSL_HAS_CPU_CRYPTO if WOLFSSL_ASM_CAPABLE && !x86_64
 	default WOLFSSL_HAS_NO_HW
 
 	config WOLFSSL_HAS_NO_HW
@@ -76,6 +76,7 @@ choice
 		help
 		This will use Intel AESNI insturctions or armv8 Crypto Extensions.
 		Either of them should easily outperform hardware crypto in WolfSSL.
+		Beware that for Intel, the CPU has to support SSE4 instructions.
 
 	config WOLFSSL_HAS_AFALG
 		bool "AF_ALG"
@@ -92,5 +93,9 @@ choice
 		bool "/dev/crypto - full"
 		select WOLFSSL_HAS_DEVCRYPTO
 endchoice
+if x86_64 && WOLFSSL_HAS_CPU_CRYPTO
+	comment "WARNING: make sure your CPU supports SSE4 instructions"
+	comment "WolfSSL may crash with an invalid opcode exception"
+endif
 
 endif