diff --git a/yarn-project/circuits.js/package.json b/yarn-project/circuits.js/package.json
index 84d9bc378eee..aa44efac2909 100644
--- a/yarn-project/circuits.js/package.json
+++ b/yarn-project/circuits.js/package.json
@@ -39,7 +39,6 @@
   "dependencies": {
     "@aztec/foundation": "workspace:^",
     "@msgpack/msgpack": "^3.0.0-beta2",
-    "@noble/curves": "^1.0.0",
     "@types/lodash.camelcase": "^4.3.7",
     "@types/lodash.times": "^4.3.7",
     "cross-fetch": "^3.1.5",
diff --git a/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.test.ts b/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.test.ts
index 2f309f3640ee..b30730e8f5ba 100644
--- a/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.test.ts
+++ b/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.test.ts
@@ -10,7 +10,7 @@ describe('ecdsa', () => {
     ecdsa = new Ecdsa(wasm);
   });
 
-  it.skip('should verify signature', () => {
+  it('should verify signature', () => {
     // prettier-ignore
     const privateKey = Buffer.from([
       0x0b, 0x9b, 0x3a, 0xde, 0xe6, 0xb3, 0xd8, 0x1b, 0x28, 0xa0, 0x88, 0x6b, 0x2a, 0x84, 0x15, 0xc7, 
@@ -24,7 +24,7 @@ describe('ecdsa', () => {
     expect(verified).toBe(true);
   });
 
-  it.skip('should recover public key from signature', () => {
+  it('should recover public key from signature', () => {
     // prettier-ignore
     const privateKey = Buffer.from([
       0x0b, 0x9b, 0x3a, 0xde, 0xe6, 0xb3, 0xd8, 0x1b, 0x28, 0xa0, 0x88, 0x6b, 0x2a, 0x84, 0x15, 0xc7, 
diff --git a/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.ts b/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.ts
index 1007fe4da7b7..762c60a39909 100644
--- a/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.ts
+++ b/yarn-project/circuits.js/src/barretenberg/crypto/ecdsa/index.ts
@@ -1,10 +1,7 @@
 import { IWasmModule } from '@aztec/foundation/wasm';
-import { EcdsaSignature } from './signature.js';
 import { CircuitsWasm } from '../../../index.js';
 import { Signer } from '../index.js';
-import { secp256k1 } from '@noble/curves/secp256k1';
-import { toBufferBE } from '@aztec/foundation/bigint-buffer';
-import { numToUInt32BE } from '@aztec/foundation/serialize';
+import { EcdsaSignature } from './signature.js';
 
 export * from './signature.js';
 
@@ -45,18 +42,10 @@ export class Ecdsa implements Signer {
     this.wasm.writeMemory(mem, msg);
     this.wasm.call('ecdsa__construct_signature', mem, msg.length, 0, 32, 64, 96);
 
-    // TODO(#913): Understand why this doesn't work
-    // const sig = new EcdsaSignature(
-    //   Buffer.from(this.wasm.getMemorySlice(32, 64)),
-    //   Buffer.from(this.wasm.getMemorySlice(64, 96)),
-    //   Buffer.from(this.wasm.getMemorySlice(96, 97)),
-    // );
-
-    const signature = secp256k1.sign(msg, privateKey);
     return new EcdsaSignature(
-      toBufferBE(signature.r, 32),
-      toBufferBE(signature.s, 32),
-      numToUInt32BE(signature.recovery!).subarray(3, 4),
+      Buffer.from(this.wasm.getMemorySlice(32, 64)),
+      Buffer.from(this.wasm.getMemorySlice(64, 96)),
+      Buffer.from(this.wasm.getMemorySlice(96, 97)),
     );
   }
 
diff --git a/yarn-project/end-to-end/package.json b/yarn-project/end-to-end/package.json
index f64e91afa127..83845c46fd50 100644
--- a/yarn-project/end-to-end/package.json
+++ b/yarn-project/end-to-end/package.json
@@ -35,7 +35,6 @@
     "@aztec/sequencer-client": "workspace:^",
     "@aztec/world-state": "workspace:^",
     "@jest/globals": "^29.5.0",
-    "@noble/curves": "^1.0.0",
     "@types/jest": "^29.5.0",
     "@types/levelup": "^5.1.2",
     "@types/lodash.every": "^4.6.7",
diff --git a/yarn-project/yarn.lock b/yarn-project/yarn.lock
index 72187a5610c8..8bb6dd94611b 100644
--- a/yarn-project/yarn.lock
+++ b/yarn-project/yarn.lock
@@ -258,7 +258,6 @@ __metadata:
     "@aztec/yarn-project-base": "workspace:^"
     "@jest/globals": ^29.5.0
     "@msgpack/msgpack": ^3.0.0-beta2
-    "@noble/curves": ^1.0.0
     "@types/detect-node": ^2.0.0
     "@types/jest": ^29.5.0
     "@types/lodash.camelcase": ^4.3.7
@@ -309,7 +308,6 @@ __metadata:
     "@aztec/sequencer-client": "workspace:^"
     "@aztec/world-state": "workspace:^"
     "@jest/globals": ^29.5.0
-    "@noble/curves": ^1.0.0
     "@rushstack/eslint-patch": ^1.1.4
     "@types/jest": ^29.5.0
     "@types/levelup": ^5.1.2
@@ -2380,7 +2378,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@noble/curves@npm:1.0.0, @noble/curves@npm:^1.0.0, @noble/curves@npm:~1.0.0":
+"@noble/curves@npm:1.0.0, @noble/curves@npm:~1.0.0":
   version: 1.0.0
   resolution: "@noble/curves@npm:1.0.0"
   dependencies: