diff --git a/integration-tests/structured-logging/__tests__/to-do.js b/integration-tests/structured-logging/__tests__/to-do.js
index 3ac5f2599975c..103b1d74d8841 100644
--- a/integration-tests/structured-logging/__tests__/to-do.js
+++ b/integration-tests/structured-logging/__tests__/to-do.js
@@ -105,12 +105,12 @@ const commonAssertions = events => {
     const actionSchema = joi.alternatives().try(
       joi
         .object({
-          type: joi.string().required().valid([`SET_STATUS`]),
+          type: joi.string().required().valid(`SET_STATUS`),
           // TODO: We should change this to always be an Object I think pieh
           payload: joi
             .string()
             .required()
-            .valid([`SUCCESS`, `IN_PROGRESS`, `FAILED`, `INTERRUPTED`]),
+            .valid(`SUCCESS`, `IN_PROGRESS`, `FAILED`, `INTERRUPTED`),
           // Should this be here or one level up?
           timestamp: joi.string().required(),
         })
@@ -121,12 +121,7 @@ const commonAssertions = events => {
           type: joi
             .string()
             .required()
-            .valid([
-              `ACTIVITY_START`,
-              `ACTIVITY_UPDATE`,
-              `ACTIVITY_END`,
-              `LOG`,
-            ]),
+            .valid(`ACTIVITY_START`, `ACTIVITY_UPDATE`, `ACTIVITY_END`, `LOG`),
           payload: joi.object(),
           // Should this be here or one level up?
           timestamp: joi.string().required(),
@@ -135,7 +130,7 @@ const commonAssertions = events => {
     )
 
     const eventSchema = joi.object({
-      type: joi.string().required().valid([`LOG_ACTION`]),
+      type: joi.string().required().valid(`LOG_ACTION`),
       action: actionSchema,
     })
     events.forEach(event => {
diff --git a/integration-tests/structured-logging/package.json b/integration-tests/structured-logging/package.json
index ba9d25953f7a8..ca651d62c9c17 100644
--- a/integration-tests/structured-logging/package.json
+++ b/integration-tests/structured-logging/package.json
@@ -20,7 +20,7 @@
     "fs-extra": "^9.0.1",
     "jest": "^24.0.0",
     "jest-cli": "^24.0.0",
-    "joi": "^14.3.1",
+    "joi": "^17.4.0",
     "lodash": "^4.17.20",
     "node-fetch": "^2.6.1"
   }
diff --git a/packages/gatsby-cli/package.json b/packages/gatsby-cli/package.json
index 38d0a346e5bb9..ee88099cf109f 100644
--- a/packages/gatsby-cli/package.json
+++ b/packages/gatsby-cli/package.json
@@ -11,7 +11,6 @@
   },
   "dependencies": {
     "@babel/code-frame": "^7.10.4",
-    "@hapi/joi": "^15.1.1",
     "@types/common-tags": "^1.8.0",
     "better-opn": "^2.0.0",
     "chalk": "^4.1.0",
@@ -29,6 +28,7 @@
     "gatsby-telemetry": "^2.1.0-next.1",
     "hosted-git-info": "^3.0.6",
     "is-valid-path": "^0.1.1",
+    "joi": "^17.4.0",
     "lodash": "^4.17.20",
     "meant": "^1.0.2",
     "node-fetch": "^2.6.1",
@@ -101,4 +101,4 @@
   "engines": {
     "node": ">=12.13.0"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/gatsby-cli/src/structured-errors/__tests__/error-schema.ts b/packages/gatsby-cli/src/structured-errors/__tests__/error-schema.ts
index a01e785f294b5..807dd289597ff 100644
--- a/packages/gatsby-cli/src/structured-errors/__tests__/error-schema.ts
+++ b/packages/gatsby-cli/src/structured-errors/__tests__/error-schema.ts
@@ -1,13 +1,26 @@
 import { errorSchema } from "../error-schema"
 
-test(`throws invalid on an invalid error`, () => {
-  expect(errorSchema.validate({ lol: `true` })).rejects.toBeDefined()
+test(`returns invalid on an invalid error`, () => {
+  expect(errorSchema.validate({ lol: `true` })).toMatchInlineSnapshot(`
+    Object {
+      "error": [ValidationError: "lol" is not allowed],
+      "value": Object {
+        "lol": "true",
+      },
+    }
+  `)
 })
 
-test(`does not throw on a valid schema`, () => {
+test(`returns a valid value`, () => {
   expect(
     errorSchema.validate({
       context: {},
     })
-  ).resolves.toEqual(expect.any(Object))
+  ).toMatchInlineSnapshot(`
+    Object {
+      "value": Object {
+        "context": Object {},
+      },
+    }
+  `)
 })
diff --git a/packages/gatsby-cli/src/structured-errors/construct-error.ts b/packages/gatsby-cli/src/structured-errors/construct-error.ts
index aa0fd80592a6f..bd8b988fc4dbc 100644
--- a/packages/gatsby-cli/src/structured-errors/construct-error.ts
+++ b/packages/gatsby-cli/src/structured-errors/construct-error.ts
@@ -38,7 +38,7 @@ const constructError = (
 
   // validate
   const { error } = errorSchema.validate(structuredError)
-  if (error !== null) {
+  if (error) {
     console.log(`Failed to validate error`, error)
     process.exit(1)
   }
diff --git a/packages/gatsby-cli/src/structured-errors/error-schema.ts b/packages/gatsby-cli/src/structured-errors/error-schema.ts
index 873ba4496f8ee..af4b233a9c87e 100644
--- a/packages/gatsby-cli/src/structured-errors/error-schema.ts
+++ b/packages/gatsby-cli/src/structured-errors/error-schema.ts
@@ -1,4 +1,4 @@
-import Joi from "@hapi/joi"
+import Joi from "joi"
 import { ILocationPosition, IStructuredError } from "./types"
 
 export const Position: Joi.ObjectSchema<ILocationPosition> = Joi.object().keys({
@@ -20,9 +20,9 @@ export const errorSchema: Joi.ObjectSchema<IStructuredError> = Joi.object().keys
         })
       )
       .allow(null),
-    category: Joi.string().valid([`USER`, `SYSTEM`, `THIRD_PARTY`]),
-    level: Joi.string().valid([`ERROR`, `WARNING`, `INFO`, `DEBUG`]),
-    type: Joi.string().valid([`GRAPHQL`, `CONFIG`, `WEBPACK`, `PLUGIN`]),
+    category: Joi.string().valid(`USER`, `SYSTEM`, `THIRD_PARTY`),
+    level: Joi.string().valid(`ERROR`, `WARNING`, `INFO`, `DEBUG`),
+    type: Joi.string().valid(`GRAPHQL`, `CONFIG`, `WEBPACK`, `PLUGIN`),
     filePath: Joi.string(),
     location: Joi.object({
       start: Position.required(),
diff --git a/packages/gatsby/package.json b/packages/gatsby/package.json
index c2f4b5be34ce9..506c8ea281228 100644
--- a/packages/gatsby/package.json
+++ b/packages/gatsby/package.json
@@ -19,7 +19,6 @@
     "@babel/types": "^7.12.6",
     "@gatsbyjs/reach-router": "^1.3.5",
     "@gatsbyjs/webpack-hot-middleware": "^2.25.2",
-    "@hapi/joi": "^15.1.1",
     "@mikaelkristiansson/domready": "^1.0.10",
     "@nodelib/fs.walk": "^1.2.4",
     "@pmmmwh/react-refresh-webpack-plugin": "^0.4.3",
@@ -170,7 +169,6 @@
     "@babel/cli": "^7.12.1",
     "@babel/runtime": "^7.12.5",
     "@types/eslint": "^7.2.6",
-    "@types/hapi__joi": "^16.0.12",
     "@types/micromatch": "^4.0.1",
     "@types/normalize-path": "^3.0.0",
     "@types/reach__router": "^1.3.5",
diff --git a/packages/gatsby/src/joi-schemas/__tests__/__snapshots__/joi.ts.snap b/packages/gatsby/src/joi-schemas/__tests__/__snapshots__/joi.ts.snap
deleted file mode 100644
index d92eb6dfcf7e7..0000000000000
--- a/packages/gatsby/src/joi-schemas/__tests__/__snapshots__/joi.ts.snap
+++ /dev/null
@@ -1,9 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`gatsby config does not allow pathPrefix to be full URL 1`] = `"child \\"pathPrefix\\" fails because [\\"pathPrefix\\" must be a valid relative uri]"`;
-
-exports[`gatsby config throws when relative path used for both assetPrefix and pathPrefix 1`] = `"assetPrefix must be an absolute URI when used with pathPrefix"`;
-
-exports[`node schema doesn't allow unknown internal fields 1`] = `"child \\"internal\\" fails because [\\"customField\\" is not allowed]"`;
-
-exports[`node schema force id type 1`] = `"child \\"id\\" fails because [\\"id\\" must be a string]"`;
diff --git a/packages/gatsby/src/joi-schemas/__tests__/joi.ts b/packages/gatsby/src/joi-schemas/__tests__/joi.ts
index a2480b7c1e009..0cf825d2da485 100644
--- a/packages/gatsby/src/joi-schemas/__tests__/joi.ts
+++ b/packages/gatsby/src/joi-schemas/__tests__/joi.ts
@@ -1,25 +1,36 @@
 import { gatsbyConfigSchema, nodeSchema } from "../joi"
 
 describe(`gatsby config`, () => {
-  it(`returns empty pathPrefix when not set`, async () => {
+  it(`returns empty pathPrefix when not set`, () => {
     const config = {}
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(
       expect.objectContaining({
         pathPrefix: ``,
       })
     )
   })
 
-  it(`strips trailing slashes from url fields`, async () => {
+  it(`throws when linkPrefix is set`, () => {
+    const config = {
+      linkPrefix: `/blog/`,
+    }
+
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.error).toMatchInlineSnapshot(
+      `[Error: "linkPrefix" should be changed to "pathPrefix"]`
+    )
+  })
+
+  it(`strips trailing slashes from url fields`, () => {
     const config = {
       pathPrefix: `/blog///`,
       assetPrefix: `https://cdn.example.com/`,
     }
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(
       expect.objectContaining({
         pathPrefix: `/blog`,
         assetPrefix: `https://cdn.example.com`,
@@ -27,46 +38,46 @@ describe(`gatsby config`, () => {
     )
   })
 
-  it(`allows assetPrefix to be full URL`, async () => {
+  it(`allows assetPrefix to be full URL`, () => {
     const config = {
       assetPrefix: `https://cdn.example.com/`,
     }
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(
       expect.objectContaining({
         assetPrefix: `https://cdn.example.com`,
       })
     )
   })
 
-  it(`allows assetPrefix to be a URL with nested paths`, async () => {
+  it(`allows assetPrefix to be a URL with nested paths`, () => {
     const config = {
       assetPrefix: `https://cdn.example.com/some/nested/path`,
     }
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(expect.objectContaining(config))
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(expect.objectContaining(config))
   })
 
-  it(`allows relative paths for url fields`, async () => {
+  it(`allows relative paths for url fields`, () => {
     const config = {
       pathPrefix: `/blog`,
       assetPrefix: `https://cdn.example.com`,
     }
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(expect.objectContaining(config))
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(expect.objectContaining(config))
   })
 
-  it(`strips trailing slash and add leading slash to pathPrefix`, async () => {
+  it(`strips trailing slash and add leading slash to pathPrefix`, () => {
     const config = {
       pathPrefix: `blog/`,
       assetPrefix: `https://cdn.example.com/`,
     }
 
-    const result = await gatsbyConfigSchema.validate(config)
-    expect(result).toEqual(
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.value).toEqual(
       expect.objectContaining({
         pathPrefix: `/blog`,
         assetPrefix: `https://cdn.example.com`,
@@ -74,36 +85,32 @@ describe(`gatsby config`, () => {
     )
   })
 
-  it(`does not allow pathPrefix to be full URL`, async () => {
-    expect.assertions(1)
+  it(`does not allow pathPrefix to be full URL`, () => {
     const config = {
       pathPrefix: `https://google.com`,
     }
 
-    try {
-      await gatsbyConfigSchema.validate(config)
-    } catch (err) {
-      expect(err.message).toMatchSnapshot()
-    }
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.error).toMatchInlineSnapshot(
+      `[ValidationError: "pathPrefix" must be a valid relative uri]`
+    )
   })
 
-  it(`throws when relative path used for both assetPrefix and pathPrefix`, async () => {
-    expect.assertions(1)
+  it(`throws when relative path used for both assetPrefix and pathPrefix`, () => {
     const config = {
       assetPrefix: `/assets`,
       pathPrefix: `/blog`,
     }
 
-    try {
-      await gatsbyConfigSchema.validate(config)
-    } catch (err) {
-      expect(err.message).toMatchSnapshot()
-    }
+    const result = gatsbyConfigSchema.validate(config)
+    expect(result.error).toMatchInlineSnapshot(
+      `[Error: assetPrefix must be an absolute URI when used with pathPrefix]`
+    )
   })
 })
 
 describe(`node schema`, () => {
-  it(`allows correct nodes`, async () => {
+  it(`allows correct nodes`, () => {
     const node = {
       id: `foo`,
       internal: {
@@ -119,7 +126,7 @@ describe(`node schema`, () => {
     expect(error).toBeFalsy()
   })
 
-  it(`force id type`, async () => {
+  it(`force id type`, () => {
     const node = {
       id: 5,
       internal: {
@@ -134,10 +141,10 @@ describe(`node schema`, () => {
     const { error } = nodeSchema.validate(node)
     expect(error).toBeTruthy()
     // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-    expect(error!.message).toMatchSnapshot()
+    expect(error!.message).toMatchInlineSnapshot(`"\\"id\\" must be a string"`)
   })
 
-  it(`doesn't allow unknown internal fields`, async () => {
+  it(`doesn't allow unknown internal fields`, () => {
     const node = {
       id: `foo`,
       internal: {
@@ -154,6 +161,8 @@ describe(`node schema`, () => {
     const { error } = nodeSchema.validate(node)
     expect(error).toBeTruthy()
     // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-    expect(error!.message).toMatchSnapshot()
+    expect(error!.message).toMatchInlineSnapshot(
+      `"\\"internal.customField\\" is not allowed"`
+    )
   })
 })
diff --git a/packages/gatsby/src/joi-schemas/joi.ts b/packages/gatsby/src/joi-schemas/joi.ts
index e8a34df017e28..8596b69bb6b71 100644
--- a/packages/gatsby/src/joi-schemas/joi.ts
+++ b/packages/gatsby/src/joi-schemas/joi.ts
@@ -1,4 +1,4 @@
-import Joi from "@hapi/joi"
+import Joi from "joi"
 import { IGatsbyConfig, IGatsbyPage, IGatsbyNode } from "../redux/types"
 
 const stripTrailingSlash = (chain: Joi.StringSchema): Joi.StringSchema =>
diff --git a/packages/gatsby/src/redux/actions/internal.ts b/packages/gatsby/src/redux/actions/internal.ts
index 0fdf234dc61cb..7e512c220cbc0 100644
--- a/packages/gatsby/src/redux/actions/internal.ts
+++ b/packages/gatsby/src/redux/actions/internal.ts
@@ -291,7 +291,7 @@ export const setSiteConfig = (config?: unknown): ISetSiteConfig => {
 
   if (result.error) {
     const hasUnknownKeys = result.error.details.filter(
-      details => details.type === `object.allowUnknown`
+      details => details.type === `object.unknown`
     )
 
     if (Array.isArray(hasUnknownKeys) && hasUnknownKeys.length) {
diff --git a/packages/gatsby/src/redux/actions/public.js b/packages/gatsby/src/redux/actions/public.js
index 6edb3e1188f49..113ffd05879a4 100644
--- a/packages/gatsby/src/redux/actions/public.js
+++ b/packages/gatsby/src/redux/actions/public.js
@@ -1,5 +1,4 @@
 // @flow
-const Joi = require(`@hapi/joi`)
 const chalk = require(`chalk`)
 const _ = require(`lodash`)
 const { stripIndent } = require(`common-tags`)
@@ -647,7 +646,7 @@ const createNode = (
 
   trackCli(`CREATE_NODE`, trackParams, { debounce: true })
 
-  const result = Joi.validate(node, nodeSchema)
+  const result = nodeSchema.validate(node)
   if (result.error) {
     if (!hasErroredBecauseOfNodeValidation.has(result.error.message)) {
       const errorObj = {
diff --git a/yarn.lock b/yarn.lock
index b1f0277d77927..302fb250dbac1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4606,6 +4606,23 @@
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/@sheerun/mutationobserver-shim/-/mutationobserver-shim-0.3.2.tgz#8013f2af54a2b7d735f71560ff360d3a8176a87b"
 
+"@sideway/address@^4.1.0":
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/@sideway/address/-/address-4.1.1.tgz#9e321e74310963fdf8eebfbee09c7bd69972de4d"
+  integrity sha512-+I5aaQr3m0OAmMr7RQ3fR9zx55sejEYR2BFJaxL+zT3VM2611X0SHvPWIbAUBZVTn/YzYKbV8gJ2oT/QELknfQ==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+
+"@sideway/formula@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/@sideway/formula/-/formula-3.0.0.tgz#fe158aee32e6bd5de85044be615bc08478a0a13c"
+  integrity sha512-vHe7wZ4NOXVfkoRb8T5otiENVlT7a3IAiw7H5M2+GO+9CDgcVUUsX1zalAztCmwyOr2RUTGJdgB+ZvSVqmdHmg==
+
+"@sideway/pinpoint@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@sideway/pinpoint/-/pinpoint-2.0.0.tgz#cff8ffadc372ad29fd3f78277aeb29e632cc70df"
+  integrity sha512-RNiOoTPkptFtSVzQevY/yWtZwf/RxyVnPy/OcA9HBM3MlGDnBEYL5B41H0MTn0Uec8Hi+2qUtTfG2WWZBmMejQ==
+
 "@sindresorhus/is@^0.14.0":
   version "0.14.0"
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.14.0.tgz#9fb3a3cf3132328151f353de4632e01e52102bea"
@@ -5138,11 +5155,6 @@
     "@types/tough-cookie" "*"
     form-data "^2.5.0"
 
-"@types/hapi__joi@^16.0.12":
-  version "16.0.12"
-  resolved "https://registry.yarnpkg.com/@types/hapi__joi/-/hapi__joi-16.0.12.tgz#fb9113f17cf5764d6b3586ae9817d1606cc7c90c"
-  integrity sha512-xJYifuz59jXdWY5JMS15uvA3ycS3nQYOGqoIIE0+fwQ0qI3/4CxBc6RHsOTp6wk9M0NWEdpcTl02lOQOKMifbQ==
-
 "@types/hast@^2.0.0":
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/@types/hast/-/hast-2.3.1.tgz#b16872f2a6144c7025f296fb9636a667ebb79cd9"
@@ -16622,6 +16634,17 @@ joi@^17.2.1:
     "@hapi/pinpoint" "^2.0.0"
     "@hapi/topo" "^5.0.0"
 
+joi@^17.4.0:
+  version "17.4.0"
+  resolved "https://registry.yarnpkg.com/joi/-/joi-17.4.0.tgz#b5c2277c8519e016316e49ababd41a1908d9ef20"
+  integrity sha512-F4WiW2xaV6wc1jxete70Rw4V/VuMd6IN+a5ilZsxG4uYtUXWu2kq9W5P2dz30e7Gmw8RCbY/u/uk+dMPma9tAg==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+    "@hapi/topo" "^5.0.0"
+    "@sideway/address" "^4.1.0"
+    "@sideway/formula" "^3.0.0"
+    "@sideway/pinpoint" "^2.0.0"
+
 jpeg-js@^0.4.0:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/jpeg-js/-/jpeg-js-0.4.1.tgz#937a3ae911eb6427f151760f8123f04c8bfe6ef7"