diff --git a/src/lib/isIBAN.js b/src/lib/isIBAN.js
index ed0abd6c0..292e49255 100644
--- a/src/lib/isIBAN.js
+++ b/src/lib/isIBAN.js
@@ -43,7 +43,7 @@ const ibanRegexThroughCountryCode = {
   IE: /^(IE[0-9]{2})[A-Z]{4}\d{14}$/,
   IL: /^(IL[0-9]{2})\d{19}$/,
   IQ: /^(IQ[0-9]{2})[A-Z]{4}\d{15}$/,
-  IR: /^(IR[0-9]{2})0\d{2}0\d{18}$/,
+  IR: /^(IR[0-9]{2})\d{22}$/,
   IS: /^(IS[0-9]{2})\d{22}$/,
   IT: /^(IT[0-9]{2})[A-Z]{1}\d{10}[A-Z0-9]{12}$/,
   JO: /^(JO[0-9]{2})[A-Z]{4}\d{22}$/,
diff --git a/test/validators.test.js b/test/validators.test.js
index c5ea4dc99..f5e23cd38 100644
--- a/test/validators.test.js
+++ b/test/validators.test.js
@@ -6142,6 +6142,7 @@ describe('Validators', () => {
         'IE29AIBK93115212345678',
         'PS92PALS000000000400123456702',
         'PS92PALS00000000040012345670O',
+        'IR576406610070915600106898',
       ],
       invalid: [
         'XX22YYY1234567890123',