diff --git a/.travis.yml b/.travis.yml
index 53a754a..5668357 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ env:
   global:
     - NODE_VERSION="v14.7.0"
     - SOLANA_VERSION="v1.6.6"
-    - ANCHOR_VERSION="v0.4.4"
+    - ANCHOR_VERSION="0.4.4"
 
 before_deploy:
   - anchor build --verifiable
@@ -17,7 +17,7 @@ before_deploy:
   - sha256sum target/idl/registry.json > registry_idl.txt
   - cat *.txt >> release_notes.md
   - echo "" >> release_notes.md
-  - echo "Built with Anchor [${ANCHOR_VERSION}](https://github.com/project-serum/anchor/releases/tag/${ANCHOR_VERSION})." >> release_notes.md
+  - echo "Built with Anchor [v${ANCHOR_VERSION}](https://github.com/project-serum/anchor/releases/tag/v${ANCHOR_VERSION})." >> release_notes.md
 
 deploy:
   provider: releases
@@ -38,7 +38,7 @@ _defaults: &defaults
   before_install:
   - nvm install $NODE_VERSION
   - npm install -g mocha
-  - npm install -g @project-serum/anchor
+  - npm install -g @project-serum/anchor@${ANCHOR_VERSION}
   - npm install -g @project-serum/serum
   - npm install -g @project-serum/common
   - npm install -g @solana/spl-token
@@ -47,7 +47,7 @@ _defaults: &defaults
   - export PATH="/home/travis/.local/share/solana/install/active_release/bin:$PATH"
   - export NODE_PATH="/home/travis/.nvm/versions/node/${NODE_VERSION}/lib/node_modules/:${NODE_PATH}"
   - yes | solana-keygen new
-  - cargo install --git https://github.com/project-serum/anchor --tag ${ANCHOR_VERSION} anchor-cli --locked
+  - cargo install --git https://github.com/project-serum/anchor --tag v${ANCHOR_VERSION} anchor-cli --locked
 
 jobs:
   include:
diff --git a/Cargo.lock b/Cargo.lock
index 8f993b0..876b5a8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -707,6 +707,7 @@ dependencies = [
  "anchor-lang",
  "anchor-spl",
  "lockup",
+ "solana-program",
 ]
 
 [[package]]
diff --git a/programs/registry/Cargo.toml b/programs/registry/Cargo.toml
index 2e88920..dc252be 100644
--- a/programs/registry/Cargo.toml
+++ b/programs/registry/Cargo.toml
@@ -16,3 +16,4 @@ cpi = ["no-entrypoint"]
 anchor-lang = "0.4.4"
 anchor-spl = "0.4.4"
 lockup = { path = "../lockup", features = ["cpi"] }
+solana-program = "1.6.6"
diff --git a/programs/registry/src/lib.rs b/programs/registry/src/lib.rs
index 10e1e4c..c67e4b9 100644
--- a/programs/registry/src/lib.rs
+++ b/programs/registry/src/lib.rs
@@ -378,6 +378,28 @@ mod registry {
         if ctx.accounts.clock.unix_timestamp >= expiry_ts {
             return Err(ErrorCode::InvalidExpiry.into());
         }
+        if ctx.accounts.registrar.to_account_info().key == &fida_registrar::ID {
+            if ctx.accounts.vendor_vault.mint != fida_mint::ID {
+                return Err(ErrorCode::InvalidMint.into());
+            }
+            if total < FIDA_MIN_REWARD {
+                return Err(ErrorCode::InsufficientReward.into());
+            }
+        } else if ctx.accounts.registrar.to_account_info().key == &srm_registrar::ID
+            || ctx.accounts.registrar.to_account_info().key == &msrm_registrar::ID
+        {
+            if ctx.accounts.vendor_vault.mint != srm_mint::ID {
+                return Err(ErrorCode::InvalidMint.into());
+            }
+            if total < SRM_MIN_REWARD {
+                return Err(ErrorCode::InsufficientReward.into());
+            }
+        } else {
+            // TODO: in a future major version upgrade. Add the amount + mint
+            //       to the registrar so that one can remove the hardcoded
+            //       variables.
+            solana_program::msg!("Reward amount not constrained. Please open a pull request.");
+        }
         if let RewardVendorKind::Locked {
             start_ts,
             end_ts,
@@ -1252,6 +1274,8 @@ pub enum ErrorCode {
     InvalidVestingSchedule,
     #[msg("Please specify the correct authority for this program.")]
     InvalidProgramAuthority,
+    #[msg("Invalid mint supplied")]
+    InvalidMint,
 }
 
 impl<'a, 'b, 'c, 'info> From<&mut Deposit<'info>>
@@ -1351,3 +1375,23 @@ pub fn no_available_rewards<'info>(
 
     Ok(())
 }
+
+// Native units.
+pub const SRM_MIN_REWARD: u64 = 500_000_000;
+pub const FIDA_MIN_REWARD: u64 = 900_000_000;
+
+pub mod srm_registrar {
+    solana_program::declare_id!("5vJRzKtcp4fJxqmR7qzajkaKSiAb6aT9grRsaZKXU222");
+}
+pub mod msrm_registrar {
+    solana_program::declare_id!("7uURiX2DwCpRuMFebKSkFtX9v5GK1Cd8nWLL8tyoyxZY");
+}
+pub mod fida_registrar {
+    solana_program::declare_id!("5C2ayX1E2SJ5kKEmDCA9ue9eeo3EPR34QFrhyzbbs3qh");
+}
+pub mod srm_mint {
+    solana_program::declare_id!("SRMuApVNdxXokk5GT7XD5cUUgXMBCoAz2LHeuAoKWRt");
+}
+pub mod fida_mint {
+    solana_program::declare_id!("EchesyfXePKdLtoiZSL8pBe8Myagyy8ZRqsACNCFGnvp");
+}
diff --git a/tests/lockup.js b/tests/lockup.js
index 336e19d..d281866 100644
--- a/tests/lockup.js
+++ b/tests/lockup.js
@@ -42,12 +42,12 @@ describe("Lockup and Registry", () => {
     assert.ok(lockupAccount.authority.equals(provider.wallet.publicKey));
     assert.ok(lockupAccount.whitelist.length === WHITELIST_SIZE);
     lockupAccount.whitelist.forEach((e) => {
-      assert.ok(e.programId.equals(new anchor.web3.PublicKey()));
+      assert.ok(e.programId.equals(anchor.web3.PublicKey.default));
     });
   });
 
   it("Deletes the default whitelisted addresses", async () => {
-    const defaultEntry = { programId: new anchor.web3.PublicKey() };
+    const defaultEntry = { programId: anchor.web3.PublicKey.default };
     await lockup.state.rpc.whitelistDelete(defaultEntry, {
       accounts: {
         authority: provider.wallet.publicKey,
@@ -389,7 +389,7 @@ describe("Lockup and Registry", () => {
 
     assert.ok(memberAccount.registrar.equals(registrar.publicKey));
     assert.ok(memberAccount.beneficiary.equals(provider.wallet.publicKey));
-    assert.ok(memberAccount.metadata.equals(new anchor.web3.PublicKey()));
+    assert.ok(memberAccount.metadata.equals(anchor.web3.PublicKey.default));
     assert.equal(
       JSON.stringify(memberAccount.balances),
       JSON.stringify(balances)