diff --git a/packages/theme/src/index.ts b/packages/theme/src/index.ts
index 55bcf3beaa..b0e3590273 100644
--- a/packages/theme/src/index.ts
+++ b/packages/theme/src/index.ts
@@ -20,7 +20,7 @@
  * @packageDocumentation
  */
 
-export * from './compat';
+export * from './unified';
 export * from './base';
 export * from './v4';
 export * from './v5';
diff --git a/packages/theme/src/compat/UnifiedTheme.tsx b/packages/theme/src/unified/UnifiedTheme.tsx
similarity index 100%
rename from packages/theme/src/compat/UnifiedTheme.tsx
rename to packages/theme/src/unified/UnifiedTheme.tsx
diff --git a/packages/theme/src/compat/UnifiedThemeProvider.tsx b/packages/theme/src/unified/UnifiedThemeProvider.tsx
similarity index 100%
rename from packages/theme/src/compat/UnifiedThemeProvider.tsx
rename to packages/theme/src/unified/UnifiedThemeProvider.tsx
diff --git a/packages/theme/src/compat/index.ts b/packages/theme/src/unified/index.ts
similarity index 100%
rename from packages/theme/src/compat/index.ts
rename to packages/theme/src/unified/index.ts
diff --git a/packages/theme/src/compat/overrides.test.ts b/packages/theme/src/unified/overrides.test.ts
similarity index 100%
rename from packages/theme/src/compat/overrides.test.ts
rename to packages/theme/src/unified/overrides.test.ts
diff --git a/packages/theme/src/compat/overrides.ts b/packages/theme/src/unified/overrides.ts
similarity index 100%
rename from packages/theme/src/compat/overrides.ts
rename to packages/theme/src/unified/overrides.ts
diff --git a/packages/theme/src/compat/themes.ts b/packages/theme/src/unified/themes.ts
similarity index 100%
rename from packages/theme/src/compat/themes.ts
rename to packages/theme/src/unified/themes.ts
diff --git a/packages/theme/src/compat/types.ts b/packages/theme/src/unified/types.ts
similarity index 100%
rename from packages/theme/src/compat/types.ts
rename to packages/theme/src/unified/types.ts
diff --git a/packages/theme/src/v4/baseTheme.ts b/packages/theme/src/v4/baseTheme.ts
index 2349cfb13b..411bcdf9a8 100644
--- a/packages/theme/src/v4/baseTheme.ts
+++ b/packages/theme/src/v4/baseTheme.ts
@@ -21,7 +21,7 @@ import { Overrides } from '@material-ui/core/styles/overrides';
 import { SimpleThemeOptions } from './types';
 import { createBaseThemeOptions } from '../base';
 import { defaultComponentThemes } from '../v5';
-import { transformV5ComponentThemesToV4 } from '../compat/overrides';
+import { transformV5ComponentThemesToV4 } from '../unified/overrides';
 
 /**
  * An old helper for creating MUI v4 theme options.