diff --git a/wrapper/python/wolfcrypt/.gitignore b/wrapper/python/wolfcrypt/.gitignore
index 421703396..5e6f6f9bd 100644
--- a/wrapper/python/wolfcrypt/.gitignore
+++ b/wrapper/python/wolfcrypt/.gitignore
@@ -13,3 +13,6 @@ dist/
 .tox/
 # Sphinx documentation
 docs/_build/
+
+# Virtual env
+.env
diff --git a/wrapper/python/wolfssl/wolfssl/build_ffi.py b/wrapper/python/wolfssl/wolfssl/build_ffi.py
index 55cf3431f..10f54e0b5 100644
--- a/wrapper/python/wolfssl/wolfssl/build_ffi.py
+++ b/wrapper/python/wolfssl/wolfssl/build_ffi.py
@@ -40,15 +40,19 @@ ffi.cdef(
     typedef unsigned char byte;
     typedef unsigned int  word32;
 
-    void  wolfSSL_Free(void *ptr, void* heap, int type);
+    void  wolfSSL_Free(void*, void*, int);
 
     void* wolfSSLv23_server_method(void);
     void* wolfSSLv23_client_method(void);
     void* wolfTLSv1_2_server_method(void);
     void* wolfTLSv1_2_client_method(void);
 
-    void* wolfSSL_CTX_new(void* method);
-    void  wolfSSL_CTX_free(void* ctx);
+    void* wolfSSL_CTX_new(void*);
+    void  wolfSSL_CTX_free(void*);
+
+    int wolfSSL_CTX_use_PrivateKey_file(void*, const char*, int);
+    int wolfSSL_CTX_load_verify_locations(void*, const char*, const char*);
+    int wolfSSL_CTX_use_certificate_chain_file(void*, const char *);
 """
 )