diff --git a/src/server/utils/escapeString.js b/src/server/utils/escapeString.js
index 2606aec6d02669af6ed19a6ce3ec5465be10050c..2d06104b1da8fbdfed68b48c3927849737ada7dc 100644
--- a/src/server/utils/escapeString.js
+++ b/src/server/utils/escapeString.js
@@ -15,7 +15,7 @@
 // along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * Escape all special charcaters in a string to make it safe
+ * Escape all special characters in a string to make it safe
  * to use in a regex.
  * @link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_expressions#escaping
  * @param {string} string - The string containing characters to escape
diff --git a/src/server/utils/escapeString.test.js b/src/server/utils/escapeString.test.js
new file mode 100644
index 0000000000000000000000000000000000000000..f9eb19af3e025dbc6ea198d3ac5f5b893fef6aa0
--- /dev/null
+++ b/src/server/utils/escapeString.test.js
@@ -0,0 +1,25 @@
+// ABSD
+// Copyright (C) 2023 Institut Pasteur
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import { expect, test } from "vitest"
+import escapeString from "./escapeString"
+
+test('Should escape all dangerous characters in a regex', () => {
+  const dangerousString = "abc.de*fgh+ijk?lmn^op$qr{st}u(vw)xyzABCDE|FG\HIJK[LM]NOPQRSTUVWXYZ123456789-_%&#@"
+  const safeString = "abc\\.de\\*fgh\\+ijk\\?lmn\\^op\\$qr\\{st\\}u\\(vw\\)xyzABCDE\\|FGHIJK\\[LM\\]NOPQRSTUVWXYZ123456789-_%&#@"
+
+  expect(escapeString(dangerousString)).toBe(safeString)
+})