diff --git a/package.json b/package.json
index 2bf5f87..f19a626 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "armarius",
-  "version": "1.9.0",
+  "version": "1.9.1",
   "description": "A JavaScript library to read, write, and merge ZIP archives in web browsers.",
   "repository": "github:aternosorg/armarius",
   "type": "module",
diff --git a/src/Error/ArmariusError.js b/src/Error/ArmariusError.js
index 09fef4e..6c55701 100644
--- a/src/Error/ArmariusError.js
+++ b/src/Error/ArmariusError.js
@@ -1,3 +1,3 @@
 export default class ArmariusError extends Error {
-
+    /** @type {string} */ name = 'ArmariusError';
 }
\ No newline at end of file
diff --git a/src/Error/ChecksumError.js b/src/Error/ChecksumError.js
index a98ac41..3b8af26 100644
--- a/src/Error/ChecksumError.js
+++ b/src/Error/ChecksumError.js
@@ -1,5 +1,5 @@
 import ZipError from './ZipError.js';
 
 export default class ChecksumError extends ZipError {
-
+    /** @type {string} */ name = 'ChecksumError';
 }
\ No newline at end of file
diff --git a/src/Error/FeatureError.js b/src/Error/FeatureError.js
index fd1963a..f26d4b8 100644
--- a/src/Error/FeatureError.js
+++ b/src/Error/FeatureError.js
@@ -1,5 +1,5 @@
 import ArmariusError from './ArmariusError.js';
 
 export default class FeatureError extends ArmariusError {
-
+    /** @type {string} */ name = 'FeatureError';
 }
\ No newline at end of file
diff --git a/src/Error/OptionError.js b/src/Error/OptionError.js
index b2c0b37..be09f04 100644
--- a/src/Error/OptionError.js
+++ b/src/Error/OptionError.js
@@ -1,5 +1,5 @@
 import ArmariusError from './ArmariusError.js';
 
 export default class OptionError extends ArmariusError {
-
+    /** @type {string} */ name = 'OptionError';
 }
\ No newline at end of file
diff --git a/src/Error/ZipError.js b/src/Error/ZipError.js
index e4c3d96..db4dd16 100644
--- a/src/Error/ZipError.js
+++ b/src/Error/ZipError.js
@@ -1,5 +1,5 @@
 import ArmariusError from './ArmariusError.js';
 
 export default class ZipError extends ArmariusError {
-
+    /** @type {string} */ name = 'ZipError';
 }
\ No newline at end of file