diff --git a/src/__tests__/__snapshots__/rules.test.ts.snap b/src/__tests__/__snapshots__/rules.test.ts.snap
index d82ca52e3..72f66320f 100644
--- a/src/__tests__/__snapshots__/rules.test.ts.snap
+++ b/src/__tests__/__snapshots__/rules.test.ts.snap
@@ -70,7 +70,7 @@ Object {
       "jest/no-export": "error",
       "jest/no-focused-tests": "error",
       "jest/no-identical-title": "error",
-      "jest/no-jasmine-globals": "warn",
+      "jest/no-jasmine-globals": "error",
       "jest/no-jest-import": "error",
       "jest/no-mocks-import": "error",
       "jest/no-standalone-expect": "error",
diff --git a/src/rules/no-jasmine-globals.ts b/src/rules/no-jasmine-globals.ts
index eebb5bfa0..a742f9ac8 100644
--- a/src/rules/no-jasmine-globals.ts
+++ b/src/rules/no-jasmine-globals.ts
@@ -12,7 +12,7 @@ export default createRule({
     docs: {
       category: 'Best Practices',
       description: 'Disallow Jasmine globals',
-      recommended: 'warn',
+      recommended: 'error',
     },
     messages: {
       illegalGlobal: