diff --git a/cc/subtle/xchacha20_poly1305_boringssl.cc b/cc/subtle/xchacha20_poly1305_boringssl.cc
index 6376782..3a2fb6a 100644
--- a/cc/subtle/xchacha20_poly1305_boringssl.cc
+++ b/cc/subtle/xchacha20_poly1305_boringssl.cc
@@ -32,11 +32,6 @@
 namespace tink {
 namespace subtle {
 
-// TODO(azani): Remove after we upgrade BoringSSL.
-EVP_AEAD* EVP_aead_xchacha20_poly1305() {
-  return nullptr;
-}
-
 static const bool IsValidKeySize(uint32_t size_in_bytes) {
   return size_in_bytes == 32;
 }