diff --git a/src/ssl.c b/src/ssl.c
index 56de439ca..2e0821496 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -11878,6 +11878,7 @@ int wolfSSL_DTLS_SetCookieSecret(WOLFSSL* ssl,
     }
 
 
+    WOLFSSL_ABI
     int wolfSSL_accept(WOLFSSL* ssl)
     {
 #if !(defined(WOLFSSL_NO_TLS12) && defined(NO_OLD_TLS) && defined(WOLFSSL_TLS13))
diff --git a/src/tls.c b/src/tls.c
index 71bdedac4..145a3d23f 100644
--- a/src/tls.c
+++ b/src/tls.c
@@ -11672,6 +11672,7 @@ int TLSX_Parse(WOLFSSL* ssl, byte* input, word16 length, byte msgType,
 
 
 #ifndef WOLFSSL_NO_TLS12
+    WOLFSSL_ABI
     WOLFSSL_METHOD* wolfTLSv1_2_server_method(void)
     {
         return wolfTLSv1_2_server_method_ex(NULL);
@@ -11696,6 +11697,7 @@ int TLSX_Parse(WOLFSSL* ssl, byte* input, word16 length, byte msgType,
      *
      * returns the method data for a TLS v1.3 server.
      */
+    WOLFSSL_ABI
     WOLFSSL_METHOD* wolfTLSv1_3_server_method(void)
     {
         return wolfTLSv1_3_server_method_ex(NULL);
diff --git a/wolfssl/ssl.h b/wolfssl/ssl.h
index fa876fa00..316f501c1 100644
--- a/wolfssl/ssl.h
+++ b/wolfssl/ssl.h
@@ -709,11 +709,11 @@ WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_1_method(void);
 WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_1_server_method(void);
 WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_1_client_method(void);
 WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_2_method(void);
-WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_2_server_method(void);
+WOLFSSL_ABI WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_2_server_method(void);
 WOLFSSL_ABI WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_2_client_method(void);
 #ifdef WOLFSSL_TLS13
     WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_3_method(void);
-    WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_3_server_method(void);
+    WOLFSSL_ABI WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_3_server_method(void);
     WOLFSSL_ABI WOLFSSL_API WOLFSSL_METHOD *wolfTLSv1_3_client_method(void);
 #endif
 
@@ -861,7 +861,7 @@ WOLFSSL_ABI WOLFSSL_API int  wolfSSL_connect(WOLFSSL*);
 WOLFSSL_ABI WOLFSSL_API int  wolfSSL_write(WOLFSSL*, const void*, int);
 WOLFSSL_ABI WOLFSSL_API int  wolfSSL_read(WOLFSSL*, void*, int);
 WOLFSSL_API int  wolfSSL_peek(WOLFSSL*, void*, int);
-WOLFSSL_API int  wolfSSL_accept(WOLFSSL*);
+WOLFSSL_ABI WOLFSSL_API int  wolfSSL_accept(WOLFSSL*);
 WOLFSSL_API int  wolfSSL_CTX_mutual_auth(WOLFSSL_CTX* ctx, int req);
 WOLFSSL_API int  wolfSSL_mutual_auth(WOLFSSL* ssl, int req);
 #ifdef WOLFSSL_TLS13