diff --git a/CHANGELOG.md b/CHANGELOG.md
index a866460..d6d6fc5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+2.7.7
+=====
+
+* (improvement) Export `ApiError` and `RequestError`.
+
+
 2.7.6
 =====
 
diff --git a/src/api.ts b/src/api.ts
index 14e448e..0b3b085 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -17,7 +17,7 @@ type ApiFetchSettings = Readonly<{
 	logger?: Logger;
 }>;
 
-class ApiError extends Error
+export class ApiError extends Error
 {
 	readonly #response: Response;
 	readonly #errorCode: string;
@@ -80,7 +80,7 @@ class ApiError extends Error
 	}
 }
 
-class RequestError extends Error
+export class RequestError extends Error
 {
 	readonly #response: Response;
 	readonly #content: string;