diff --git a/webrtc/base/openssladapter.cc b/webrtc/base/openssladapter.cc
index 603a55b..5caad17 100644
--- a/webrtc/base/openssladapter.cc
+++ b/webrtc/base/openssladapter.cc
@@ -74,7 +74,7 @@
 static int socket_new(BIO* h);
 static int socket_free(BIO* data);
 
-static BIO_METHOD methods_socket = {
+static const BIO_METHOD methods_socket = {
   BIO_TYPE_BIO,
   "socket",
   socket_write,
@@ -87,7 +87,7 @@
   NULL,
 };
 
-static BIO_METHOD* BIO_s_socket2() { return(&methods_socket); }
+static const BIO_METHOD* BIO_s_socket2() { return(&methods_socket); }
 
 static BIO* BIO_new_socket(rtc::AsyncSocket* socket) {
   BIO* ret = BIO_new(BIO_s_socket2());
diff --git a/webrtc/base/opensslstreamadapter.cc b/webrtc/base/opensslstreamadapter.cc
index d790e4e..c88ae04 100644
--- a/webrtc/base/opensslstreamadapter.cc
+++ b/webrtc/base/opensslstreamadapter.cc
@@ -67,7 +67,7 @@
 static int stream_new(BIO* h);
 static int stream_free(BIO* data);
 
-static BIO_METHOD methods_stream = {
+static const BIO_METHOD methods_stream = {
   BIO_TYPE_BIO,
   "stream",
   stream_write,
@@ -80,7 +80,7 @@
   NULL,
 };
 
-static BIO_METHOD* BIO_s_stream() { return(&methods_stream); }
+static const BIO_METHOD* BIO_s_stream() { return(&methods_stream); }
 
 static BIO* BIO_new_stream(StreamInterface* stream) {
   BIO* ret = BIO_new(BIO_s_stream());
@@ -289,7 +289,7 @@
   if (state_ != SSL_CONNECTED)
     return false;
 
-  SRTP_PROTECTION_PROFILE *srtp_profile =
+  const SRTP_PROTECTION_PROFILE *srtp_profile =
       SSL_get_selected_srtp_profile(ssl_);
 
   if (!srtp_profile)