diff --git a/front/src/styled.d.ts b/front/src/styled.d.ts
new file mode 100644
index 0000000..59e6b45
--- /dev/null
+++ b/front/src/styled.d.ts
@@ -0,0 +1,8 @@
+import 'styled-components';
+import theme from './utils/theme';
+
+type ThemeType = typeof theme;
+
+declare module 'styled-components' {
+  export interface DefaultTheme extends ThemeType {}
+}