diff --git a/docs/protocol-ideas.rst b/docs/protocol-ideas.rst
index 92511e4f..23e50894 100644
--- a/docs/protocol-ideas.rst
+++ b/docs/protocol-ideas.rst
@@ -65,7 +65,8 @@ Subscribe to a script hash.
   are sent with :func:`mempool.changes` notifications.  When confirmed
   history changes, a notification with signature
 
-    .. function:: blockchain_.scripthash.subscribe(scripthash, tx_hash)
+    .. function:: blockchain.scripthash.subscribe(scripthash, tx_hash)
+       :noindex:
 
   is sent, where *tx_hash* is the hash of the last confirmed
   transaction in blockchain order.
diff --git a/docs/protocol-methods.rst b/docs/protocol-methods.rst
index 588796e3..3ec1f508 100644
--- a/docs/protocol-methods.rst
+++ b/docs/protocol-methods.rst
@@ -215,6 +215,7 @@ Subscribe to receive block headers when a new block is found.
   when a new block is found.  The notification's signature is:
 
     .. function:: blockchain.headers.subscribe(header)
+       :noindex:
 
     * *header*
 
@@ -474,6 +475,7 @@ Subscribe to a script hash.
   hash changes.  Its signature is
 
     .. function:: blockchain.scripthash.subscribe(scripthash, status)
+       :noindex:
 
 blockchain.scripthash.unsubscribe
 =================================
diff --git a/docs/protocol-removed.rst b/docs/protocol-removed.rst
index f67d7709..b6b293ae 100644
--- a/docs/protocol-removed.rst
+++ b/docs/protocol-removed.rst
@@ -129,6 +129,7 @@ Subscribe to a bitcoin address.
   signature is
 
   .. function:: blockchain.address.subscribe(address, status)
+     :noindex:
 
 blockchain.headers.subscribe
 ============================
@@ -231,6 +232,7 @@ Subscribe to receive the block height when a new block is found.
   when a new block is found.  The notification's signature is:
 
     .. function:: blockchain.numblocks.subscribe(height)
+     :noindex:
 
 blockchain.utxo.get_address
 ===========================