diff --git a/openssl-sys-extras/src/lib.rs b/openssl-sys-extras/src/lib.rs
index a768f436..f17c7fd5 100644
--- a/openssl-sys-extras/src/lib.rs
+++ b/openssl-sys-extras/src/lib.rs
@@ -4,7 +4,7 @@
 extern crate openssl_sys;
 extern crate libc;
 
-use libc::{c_int, c_uint, c_long, c_char};
+use libc::{c_int, c_uint, c_long, c_char, c_void};
 use openssl_sys::{HMAC_CTX, EVP_MD, ENGINE, SSL_CTX, BIO, X509, stack_st_X509_EXTENSION, SSL, DH};
 
 macro_rules! import_options {
@@ -65,4 +65,8 @@ extern {
     pub fn SSL_CTX_set_tmp_dh(s: *mut SSL, dh: *const DH) -> c_long;
     #[link_name = "X509_get_extensions_shim"]
     pub fn X509_get_extensions(x: *mut X509) -> *mut stack_st_X509_EXTENSION;
+    #[link_name = "SSL_CTX_set_tlsext_servername_callback_shim"]
+    pub fn SSL_CTX_set_tlsext_servername_callback(ssl: *mut SSL_CTX, callback: Option<extern fn()>);
+    #[link_name = "SSL_CTX_set_tlsext_servername_arg_shim"]
+    pub fn SSL_CTX_set_tlsext_servername_arg(ssl: *mut SSL_CTX, arg: *const c_void);
 }
diff --git a/openssl-sys-extras/src/openssl_shim.c b/openssl-sys-extras/src/openssl_shim.c
index 84adb47b..302e539a 100644
--- a/openssl-sys-extras/src/openssl_shim.c
+++ b/openssl-sys-extras/src/openssl_shim.c
@@ -115,6 +115,14 @@ long SSL_CTX_set_tmp_dh_shim(SSL_CTX *ctx, DH *dh) {
     return SSL_CTX_set_tmp_dh(ctx, dh);
 }
 
+long SSL_CTX_set_tlsext_servername_callback_shim(SSL_CTX *ctx, int (*callback)(SSL_CTX *, int *, void*)) {
+    return SSL_CTX_set_tlsext_servername_callback(ctx, callback);
+}
+
+long SSL_CTX_set_tlsext_servername_arg_shim(SSL_CTX *ctx, void* arg) {
+    return SSL_CTX_set_tlsext_servername_arg(ctx, arg);
+}
+
 #if OPENSSL_VERSION_NUMBER >= 0x10002000L
 int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
     return SSL_CTX_set_ecdh_auto(ctx, onoff);
diff --git a/openssl-sys/src/lib.rs b/openssl-sys/src/lib.rs
index e2eaab38..b9b4e3e9 100644
--- a/openssl-sys/src/lib.rs
+++ b/openssl-sys/src/lib.rs
@@ -571,9 +571,6 @@ extern "C" {
 
     pub fn SSL_CTX_set_cipher_list(ssl: *mut SSL_CTX, s: *const c_char) -> c_int;
 
-    pub fn SSL_CTX_ctrl(ssl: *mut SSL_CTX, cmd: c_int, larg: c_long, parg: *mut c_void) -> c_long;
-    pub fn SSL_CTX_callback_ctrl(ssl: *mut SSL_CTX, cmd: c_int, callback: Option<extern fn()>) -> c_long;
-
     #[cfg(feature = "npn")]
     pub fn SSL_CTX_set_next_protos_advertised_cb(ssl: *mut SSL_CTX,
                                                  cb: extern "C" fn(ssl: *mut SSL,
diff --git a/openssl/src/ssl/mod.rs b/openssl/src/ssl/mod.rs
index 8de09396..b25e7d28 100644
--- a/openssl/src/ssl/mod.rs
+++ b/openssl/src/ssl/mod.rs
@@ -552,7 +552,7 @@ impl SslContext {
             ffi::SSL_CTX_set_ex_data(self.ctx, SNI_IDX,
                                      mem::transmute(callback));
             let f: extern fn() = mem::transmute(raw_sni);
-            ffi::SSL_CTX_callback_ctrl(self.ctx, ffi::SSL_CTRL_SET_TLSEXT_SERVERNAME_CB, Some(f));
+            ffi_extras::SSL_CTX_set_tlsext_servername_callback(self.ctx, Some(f));
         }
     }
 
@@ -566,9 +566,9 @@ impl SslContext {
             ffi::SSL_CTX_set_ex_data(self.ctx, SNI_IDX,
                                      mem::transmute(Some(callback)));
 
-            ffi::SSL_CTX_ctrl(self.ctx, ffi::SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG, 0, mem::transmute(data));
+            ffi_extras::SSL_CTX_set_tlsext_servername_arg(self.ctx, mem::transmute(data));
             let f: extern fn() = mem::transmute(raw_sni_with_data::<T>);
-            ffi::SSL_CTX_callback_ctrl(self.ctx, ffi::SSL_CTRL_SET_TLSEXT_SERVERNAME_CB, Some(f));
+            ffi_extras::SSL_CTX_set_tlsext_servername_callback(self.ctx, Some(f));
         }
     }