diff --git a/package.json b/package.json
index 2b26ae4..663f780 100644
--- a/package.json
+++ b/package.json
@@ -126,16 +126,6 @@
       "import": "./esm/jubjub.js",
       "default": "./jubjub.js"
     },
-    "./p192": {
-      "types": "./p192.d.ts",
-      "import": "./esm/p192.js",
-      "default": "./p192.js"
-    },
-    "./p224": {
-      "types": "./p224.d.ts",
-      "import": "./esm/p224.js",
-      "default": "./p224.js"
-    },
     "./p256": {
       "types": "./p256.d.ts",
       "import": "./esm/p256.js",
diff --git a/src/p192.ts b/src/p192.ts
deleted file mode 100644
index 11c41b7..0000000
--- a/src/p192.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-/*! noble-curves - MIT License (c) 2022 Paul Miller (paulmillr.com) */
-import { createCurve } from './_shortw_utils.js';
-import { sha256 } from '@noble/hashes/sha256';
-import { Fp } from './abstract/modular.js';
-
-// NIST secp192r1 aka P192
-// https://www.secg.org/sec2-v2.pdf, https://neuromancer.sk/std/secg/secp192r1
-export const P192 = createCurve(
-  {
-    // Params: a, b
-    a: BigInt('0xfffffffffffffffffffffffffffffffefffffffffffffffc'),
-    b: BigInt('0x64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1'),
-    // Field over which we'll do calculations; 2n ** 192n - 2n ** 64n - 1n
-    Fp: Fp(BigInt('0xfffffffffffffffffffffffffffffffeffffffffffffffff')),
-    // Curve order, total count of valid points in the field.
-    n: BigInt('0xffffffffffffffffffffffff99def836146bc9b1b4d22831'),
-    // Base point (x, y) aka generator point
-    Gx: BigInt('0x188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012'),
-    Gy: BigInt('0x07192b95ffc8da78631011ed6b24cdd573f977a11e794811'),
-    h: BigInt(1),
-    lowS: false,
-  } as const,
-  sha256
-);
-export const secp192r1 = P192;
diff --git a/src/p224.ts b/src/p224.ts
deleted file mode 100644
index e46c26d..0000000
--- a/src/p224.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-/*! noble-curves - MIT License (c) 2022 Paul Miller (paulmillr.com) */
-import { createCurve } from './_shortw_utils.js';
-import { sha224 } from '@noble/hashes/sha256';
-import { Fp } from './abstract/modular.js';
-
-// NIST secp224r1 aka P224
-// https://www.secg.org/sec2-v2.pdf, https://neuromancer.sk/std/nist/P-224
-export const P224 = createCurve(
-  {
-    // Params: a, b
-    a: BigInt('0xfffffffffffffffffffffffffffffffefffffffffffffffffffffffe'),
-    b: BigInt('0xb4050a850c04b3abf54132565044b0b7d7bfd8ba270b39432355ffb4'),
-    // Field over which we'll do calculations;
-    Fp: Fp(BigInt('0xffffffffffffffffffffffffffffffff000000000000000000000001')),
-    // Curve order, total count of valid points in the field
-    n: BigInt('0xffffffffffffffffffffffffffff16a2e0b8f03e13dd29455c5c2a3d'),
-    // Base point (x, y) aka generator point
-    Gx: BigInt('0xb70e0cbd6bb4bf7f321390b94a03c1d356c21122343280d6115c1d21'),
-    Gy: BigInt('0xbd376388b5f723fb4c22dfe6cd4375a05a07476444d5819985007e34'),
-    h: BigInt(1),
-    lowS: false,
-  } as const,
-  sha224
-);
-export const secp224r1 = P224;
diff --git a/test/_more-curves.helpers.js b/test/_more-curves.helpers.js
new file mode 100644
index 0000000..dde70c5
--- /dev/null
+++ b/test/_more-curves.helpers.js
@@ -0,0 +1,44 @@
+/*! noble-curves - MIT License (c) 2022 Paul Miller (paulmillr.com) */
+import { createCurve } from '../_shortw_utils.js';
+import { sha224, sha256 } from '@noble/hashes/sha256';
+import { Fp } from '../abstract/modular.js';
+
+// NIST secp192r1 aka P192
+// https://www.secg.org/sec2-v2.pdf, https://neuromancer.sk/std/secg/secp192r1
+export const P192 = createCurve(
+  {
+    // Params: a, b
+    a: BigInt('0xfffffffffffffffffffffffffffffffefffffffffffffffc'),
+    b: BigInt('0x64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1'),
+    // Field over which we'll do calculations; 2n ** 192n - 2n ** 64n - 1n
+    Fp: Fp(BigInt('0xfffffffffffffffffffffffffffffffeffffffffffffffff')),
+    // Curve order, total count of valid points in the field.
+    n: BigInt('0xffffffffffffffffffffffff99def836146bc9b1b4d22831'),
+    // Base point (x, y) aka generator point
+    Gx: BigInt('0x188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012'),
+    Gy: BigInt('0x07192b95ffc8da78631011ed6b24cdd573f977a11e794811'),
+    h: BigInt(1),
+    lowS: false,
+  },
+  sha256
+);
+export const secp192r1 = P192;
+
+export const P224 = createCurve(
+  {
+    // Params: a, b
+    a: BigInt('0xfffffffffffffffffffffffffffffffefffffffffffffffffffffffe'),
+    b: BigInt('0xb4050a850c04b3abf54132565044b0b7d7bfd8ba270b39432355ffb4'),
+    // Field over which we'll do calculations;
+    Fp: Fp(BigInt('0xffffffffffffffffffffffffffffffff000000000000000000000001')),
+    // Curve order, total count of valid points in the field
+    n: BigInt('0xffffffffffffffffffffffffffff16a2e0b8f03e13dd29455c5c2a3d'),
+    // Base point (x, y) aka generator point
+    Gx: BigInt('0xb70e0cbd6bb4bf7f321390b94a03c1d356c21122343280d6115c1d21'),
+    Gy: BigInt('0xbd376388b5f723fb4c22dfe6cd4375a05a07476444d5819985007e34'),
+    h: BigInt(1),
+    lowS: false,
+  },
+  sha224
+);
+export const secp224r1 = P224;
diff --git a/test/basic.test.js b/test/basic.test.js
index 3b93852..6699fc3 100644
--- a/test/basic.test.js
+++ b/test/basic.test.js
@@ -4,8 +4,7 @@ import * as fc from 'fast-check';
 import * as mod from '../esm/abstract/modular.js';
 import { bytesToHex as toHex } from '../esm/abstract/utils.js';
 // Generic tests for all curves in package
-import { secp192r1 } from '../esm/p192.js';
-import { secp224r1 } from '../esm/p224.js';
+import { secp192r1, secp224r1 } from './_more-curves.helpers.js';
 import { secp256r1 } from '../esm/p256.js';
 import { secp384r1 } from '../esm/p384.js';
 import { secp521r1 } from '../esm/p521.js';
diff --git a/test/nist.test.js b/test/nist.test.js
index bee9e25..62751b3 100644
--- a/test/nist.test.js
+++ b/test/nist.test.js
@@ -1,7 +1,6 @@
-import { deepStrictEqual, throws } from 'assert';
+import { deepStrictEqual } from 'assert';
 import { describe, should } from 'micro-should';
-import { secp192r1, P192 } from '../esm/p192.js';
-import { secp224r1, P224 } from '../esm/p224.js';
+import { secp192r1, secp224r1, P192, P224 } from './_more-curves.helpers.js';
 import { secp256r1, P256 } from '../esm/p256.js';
 import { secp384r1, P384 } from '../esm/p384.js';
 import { secp521r1, P521 } from '../esm/p521.js';