diff --git a/src/lib/openapi/index.ts b/src/lib/openapi/index.ts
index b13142a4a5..3ca6f94b46 100644
--- a/src/lib/openapi/index.ts
+++ b/src/lib/openapi/index.ts
@@ -113,6 +113,7 @@ import { proxyMetricsSchema } from './spec/proxy-metrics-schema';
 import { setUiConfigSchema } from './spec/set-ui-config-schema';
 import { edgeTokenSchema } from './spec/edge-token-schema';
 import { validateEdgeTokensSchema } from './spec/validate-edge-tokens-schema';
+import apiVersion from '../util/version';
 
 // All schemas in `openapi/spec` should be listed here.
 export const schemas = {
@@ -273,7 +274,7 @@ export const createOpenApiSchema = ({
         servers: url ? [{ url }] : [],
         info: {
             title: 'Unleash API',
-            version: process.env.npm_package_version!,
+            version: apiVersion,
         },
         security: [{ apiKey: [] }],
         components: {
diff --git a/src/test/e2e/api/openapi/__snapshots__/openapi.e2e.test.ts.snap b/src/test/e2e/api/openapi/__snapshots__/openapi.e2e.test.ts.snap
index ed1dacfc77..64d8a8b4d4 100644
--- a/src/test/e2e/api/openapi/__snapshots__/openapi.e2e.test.ts.snap
+++ b/src/test/e2e/api/openapi/__snapshots__/openapi.e2e.test.ts.snap
@@ -3316,6 +3316,7 @@ exports[`should serve the OpenAPI spec 1`] = `
   },
   "info": {
     "title": "Unleash API",
+    "version": "4.15.1",
   },
   "openapi": "3.0.3",
   "paths": {
diff --git a/src/test/e2e/api/openapi/openapi.e2e.test.ts b/src/test/e2e/api/openapi/openapi.e2e.test.ts
index 6378b59fe2..97391f4d65 100644
--- a/src/test/e2e/api/openapi/openapi.e2e.test.ts
+++ b/src/test/e2e/api/openapi/openapi.e2e.test.ts
@@ -30,8 +30,6 @@ test('should serve the OpenAPI spec', async () => {
         .expect('Content-Type', /json/)
         .expect(200)
         .expect((res) => {
-            // The version field is not set when running jest without yarn/npm.
-            delete res.body.info.version;
             // This test will fail whenever there's a change to the API spec.
             // If the change is intended, update the snapshot with `jest -u`.
             expect(res.body).toMatchSnapshot();