diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f1f1652..54655c02 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,7 +19,12 @@ The format is based on [Keep a Changelog], and this project adheres to [Semantic
 
 - `ruleText` option in the `IConfiguration`
 
+### Fixed
+
+- `set-attr` value cannot be set to minimum `0` and maximum `32767` possible value [#425]
+
 [Unreleased]: https://github.com/AdguardTeam/Scriptlets/compare/v1.10.25...HEAD
+[#425]: https://github.com/AdguardTeam/Scriptlets/issues/425
 [#420]: https://github.com/AdguardTeam/Scriptlets/issues/420
 [#382]: https://github.com/AdguardTeam/Scriptlets/issues/382
 
diff --git a/src/scriptlets/set-attr.js b/src/scriptlets/set-attr.js
index 418c64b4..bc13701e 100644
--- a/src/scriptlets/set-attr.js
+++ b/src/scriptlets/set-attr.js
@@ -128,8 +128,8 @@ export function setAttr(source, selector, attr, value = '') {
 
     const isValidValue = value.length === 0
         || (!nativeIsNaN(parseInt(value, 10))
-            && parseInt(value, 10) > 0
-            && parseInt(value, 10) < 32767)
+            && parseInt(value, 10) >= 0
+            && parseInt(value, 10) <= 32767)
         || allowedValues.includes(value.toLowerCase());
 
     if (!shouldCopyValue && !isValidValue) {
diff --git a/tests/scriptlets/set-attr.test.js b/tests/scriptlets/set-attr.test.js
index bc903f33..98ff33ff 100644
--- a/tests/scriptlets/set-attr.test.js
+++ b/tests/scriptlets/set-attr.test.js
@@ -101,6 +101,38 @@ test('selector + attr + eligible number', (assert) => {
     }, 30);
 });
 
+test('selector + attr + 0 (minimum possible value)', (assert) => {
+    const value = '0';
+    const { targetSelector, targetElem, mismatchElem } = context;
+    const scriptletArgs = [targetSelector, TARGET_ATTR_NAME, value];
+
+    runScriptlet(name, scriptletArgs);
+
+    assert.strictEqual(targetElem.getAttribute(TARGET_ATTR_NAME), value, `New attr value ${value} is correct`);
+    assert.strictEqual(
+        mismatchElem.getAttribute(TARGET_ATTR_NAME),
+        null,
+        `Attr ${TARGET_ATTR_NAME} is not added to mismatch element`,
+    );
+    assert.strictEqual(window.hit, 'FIRED', 'hit function has been called');
+});
+
+test('selector + attr + 32767 (maximum possible value)', (assert) => {
+    const value = '32767';
+    const { targetSelector, targetElem, mismatchElem } = context;
+    const scriptletArgs = [targetSelector, TARGET_ATTR_NAME, value];
+
+    runScriptlet(name, scriptletArgs);
+
+    assert.strictEqual(targetElem.getAttribute(TARGET_ATTR_NAME), value, `New attr value ${value} is correct`);
+    assert.strictEqual(
+        mismatchElem.getAttribute(TARGET_ATTR_NAME),
+        null,
+        `Attr ${TARGET_ATTR_NAME} is not added to mismatch element`,
+    );
+    assert.strictEqual(window.hit, 'FIRED', 'hit function has been called');
+});
+
 test('selector + attr + empty string', (assert) => {
     const value = '';
     const { targetSelector, targetElem, mismatchElem } = context;