diff --git a/synapse/crypto/keyring.py b/synapse/crypto/keyring.py

index c04ad77cf9..f23eacc0d7 100644
--- a/synapse/crypto/keyring.py
+++ b/synapse/crypto/keyring.py
@@ -578,7 +578,7 @@ class PerspectivesKeyFetcher(BaseV2KeyFetcher):
     def __init__(self, hs):
         super().__init__(hs)
         self.clock = hs.get_clock()
-        self.client = hs.get_http_client()
+        self.client = hs.get_federation_http_client()
         self.key_servers = self.config.key_servers
 
     async def get_keys(self, keys_to_fetch):
@@ -748,7 +748,7 @@ class ServerKeyFetcher(BaseV2KeyFetcher):
     def __init__(self, hs):
         super().__init__(hs)
         self.clock = hs.get_clock()
-        self.client = hs.get_http_client()
+        self.client = hs.get_federation_http_client()
 
     async def get_keys(self, keys_to_fetch):
         """