diff --git a/clients/cli/src/cli.rs b/clients/cli/src/cli.rs
index 7c81829d..9ce50fc2 100644
--- a/clients/cli/src/cli.rs
+++ b/clients/cli/src/cli.rs
@@ -87,6 +87,7 @@ pub enum Command {
     /// tokens to burn or the ALL keyword to burn all.
     Withdraw(WithdrawCli),
 
+    /// WARNING: This command is DEPRECATED and will be removed in a future release.
     /// Create and delegate a new stake account to a given validator, using a
     /// default address linked to the intended depository pool
     CreateDefaultStake(CreateStakeCli),
@@ -165,6 +166,7 @@ pub struct DepositCli {
     #[clap(value_parser = |p: &str| parse_address(p, "stake_account_address"))]
     pub stake_account_address: Option<Pubkey>,
 
+    /// WARNING: This flag is DEPRECATED and will be removed in a future release.
     /// Instead of using a stake account by address, use the user's default
     /// account for a specified pool
     #[clap(
diff --git a/clients/cli/src/main.rs b/clients/cli/src/main.rs
index 380fd330..4dbbce29 100644
--- a/clients/cli/src/main.rs
+++ b/clients/cli/src/main.rs
@@ -17,14 +17,16 @@ use {
     solana_transaction::Transaction,
     solana_vote_program::{self as vote_program, vote_state::VoteState},
     spl_single_pool::{
-        self, find_default_deposit_account_address, find_pool_address, find_pool_mint_address,
-        find_pool_onramp_address, find_pool_stake_address, instruction::SinglePoolInstruction,
-        state::SinglePool,
+        self, find_pool_address, find_pool_mint_address, find_pool_onramp_address,
+        find_pool_stake_address, instruction::SinglePoolInstruction, state::SinglePool,
     },
     spl_token_client::token::Token,
     std::{rc::Rc, sync::Arc},
 };
 
+#[allow(deprecated)]
+use spl_single_pool::find_default_deposit_account_address;
+
 mod config;
 use config::*;
 
@@ -247,15 +249,21 @@ async fn command_deposit(
     });
 
     // from there we can determine the stake account address
-    let stake_account_address =
-        if let Some(stake_account_address) = command_config.stake_account_address {
-            stake_account_address
-        } else if let Some(pool_address) = provided_pool_address {
-            assert!(command_config.default_stake_account);
-            find_default_deposit_account_address(&pool_address, &stake_authority.pubkey())
-        } else {
-            unreachable!()
-        };
+    let stake_account_address = if let Some(stake_account_address) =
+        command_config.stake_account_address
+    {
+        stake_account_address
+    } else if let Some(pool_address) = provided_pool_address {
+        assert!(command_config.default_stake_account);
+        eprintln_display(
+            config,
+            "WARNING: This flag is DEPRECATED and will be removed in a future release.".to_string(),
+        );
+        #[allow(deprecated)]
+        find_default_deposit_account_address(&pool_address, &stake_authority.pubkey())
+    } else {
+        unreachable!()
+    };
 
     // now we validate the stake account and definitively resolve the pool address
     let (pool_address, user_stake_active) = if let Some((meta, stake)) =
@@ -702,6 +710,11 @@ async fn command_update_metadata(
 
 // create default stake account
 async fn command_create_stake(config: &Config, command_config: CreateStakeCli) -> CommandResult {
+    eprintln_display(
+        config,
+        "WARNING: This command is DEPRECATED and will be removed in a future release.".to_string(),
+    );
+
     let payer = config.fee_payer()?;
     let owner = config.default_signer()?;
     let stake_authority_address = command_config
@@ -713,6 +726,10 @@ async fn command_create_stake(config: &Config, command_config: CreateStakeCli) -
         command_config.vote_account_address,
     );
 
+    #[allow(deprecated)]
+    let stake_account_address =
+        find_default_deposit_account_address(&pool_address, &stake_authority_address);
+
     println_display(
         config,
         format!("Creating default stake account for pool {}\n", pool_address),
@@ -744,6 +761,7 @@ async fn command_create_stake(config: &Config, command_config: CreateStakeCli) -
         );
     }
 
+    #[allow(deprecated)]
     let instructions = spl_single_pool::instruction::create_and_delegate_user_stake(
         &spl_single_pool::id(),
         &vote_account_address,
@@ -766,10 +784,7 @@ async fn command_create_stake(config: &Config, command_config: CreateStakeCli) -
         "CreateDefaultStake".to_string(),
         CreateStakeOutput {
             pool_address,
-            stake_account_address: find_default_deposit_account_address(
-                &pool_address,
-                &stake_authority_address,
-            ),
+            stake_account_address,
             signature,
         },
     ))
diff --git a/clients/js-legacy/src/addresses.ts b/clients/js-legacy/src/addresses.ts
index 88d2ae09..76f5e08f 100644
--- a/clients/js-legacy/src/addresses.ts
+++ b/clients/js-legacy/src/addresses.ts
@@ -66,6 +66,7 @@ export async function findPoolMplAuthorityAddress(programId: PublicKey, poolAddr
   );
 }
 
+/** @deprecated */
 export async function findDefaultDepositAccountAddress(
   poolAddress: PublicKey,
   userWallet: PublicKey,
diff --git a/clients/js/src/addresses.ts b/clients/js/src/addresses.ts
index 36d52d5f..5c5f86bf 100644
--- a/clients/js/src/addresses.ts
+++ b/clients/js/src/addresses.ts
@@ -102,6 +102,7 @@ async function findPda(programId: Address, baseAddress: Address, prefix: string)
   return pda;
 }
 
+/** @deprecated */
 export async function findDefaultDepositAccountAddress(
   poolAddress: PoolAddress,
   userWallet: Address,
@@ -113,6 +114,7 @@ export async function findDefaultDepositAccountAddress(
   });
 }
 
+/** @deprecated */
 export function defaultDepositAccountSeed(poolAddress: PoolAddress): string {
   return 'svsp' + poolAddress.slice(0, 28);
 }
diff --git a/clients/js/src/transactions.ts b/clients/js/src/transactions.ts
index 8e23cab0..69d846fd 100644
--- a/clients/js/src/transactions.ts
+++ b/clients/js/src/transactions.ts
@@ -44,6 +44,7 @@ interface DepositParams {
   pool: PoolAddress;
   userWallet: Address;
   userStakeAccount?: Address;
+  /** @deprecated */
   depositFromDefaultAccount?: boolean;
   userTokenAccount?: Address;
   userLamportAccount?: Address;
@@ -348,6 +349,7 @@ export async function initializeOnRampTransaction(
   return transaction;
 }
 
+/** @deprecated */
 export async function createAndDelegateUserStakeTransaction(
   rpc: any, // XXX not exported: Rpc<???>,
   voteAccount: VoteAccountAddress,
diff --git a/program/src/instruction.rs b/program/src/instruction.rs
index 8591ce65..84bed446 100644
--- a/program/src/instruction.rs
+++ b/program/src/instruction.rs
@@ -419,6 +419,13 @@ pub fn withdraw_stake(
 /// combination to make it easier to find for deposits. This is an optional
 /// helper function; deposits can come from any owned stake account without
 /// lockup.
+#[deprecated(
+    since = "3.0.0",
+    note = "Default deposit helpers will be removed in a future release; these were \
+    intended to support a wallet flow that never materialized. To set up a new stake \
+    account for deposit, use `instruction::create_account_and_delegate_stake` from \
+    `solana-stake-interface` using any normal keypair."
+)]
 pub fn create_and_delegate_user_stake(
     program_id: &Pubkey,
     vote_account_address: &Pubkey,
diff --git a/program/src/lib.rs b/program/src/lib.rs
index a4369d8c..e18c3d3d 100644
--- a/program/src/lib.rs
+++ b/program/src/lib.rs
@@ -125,6 +125,13 @@ pub fn find_pool_mpl_authority_address(program_id: &Pubkey, pool_address: &Pubke
 
 /// Find the address of the default intermediate account that holds activating
 /// user stake before deposit.
+#[deprecated(
+    since = "3.0.0",
+    note = "Default deposit helpers will be removed in a future release; these were \
+    intended to support a wallet flow that never materialized. To set up a new stake \
+    account for deposit, use `instruction::create_account_and_delegate_stake` from \
+    `solana-stake-interface` using any normal keypair."
+)]
 pub fn find_default_deposit_account_address(
     pool_address: &Pubkey,
     user_wallet_address: &Pubkey,
diff --git a/program/tests/deposit.rs b/program/tests/deposit.rs
index 97a76643..8a90c764 100644
--- a/program/tests/deposit.rs
+++ b/program/tests/deposit.rs
@@ -9,12 +9,13 @@ use {
     solana_stake_interface::state::{Authorized, Lockup},
     solana_system_interface::instruction as system_instruction,
     spl_associated_token_account_client::address as atoken,
-    spl_single_pool::{
-        error::SinglePoolError, find_default_deposit_account_address, id, instruction,
-    },
+    spl_single_pool::{error::SinglePoolError, id, instruction},
     test_case::test_case,
 };
 
+#[allow(deprecated)]
+use spl_single_pool::find_default_deposit_account_address;
+
 #[test_case(true, 0, 0, false, false, false; "activated::minimum_disabled")]
 #[test_case(true, 0, 0, false, false, true; "activated::minimum_disabled::small")]
 #[test_case(true, 0, 0, false, true, false; "activated::minimum_enabled")]
@@ -204,9 +205,11 @@ async fn success_with_seed(activate: bool, enable_minimum_delegation: bool, smal
     let accounts = SinglePoolAccounts::default();
     let rent = context.banks_client.get_rent().await.unwrap();
     let minimum_stake = accounts.initialize(&mut context).await;
+    #[allow(deprecated)]
     let alice_default_stake =
         find_default_deposit_account_address(&accounts.pool, &accounts.alice.pubkey());
 
+    #[allow(deprecated)]
     let instructions = instruction::create_and_delegate_user_stake(
         &id(),
         &accounts.vote_account.pubkey(),