diff --git a/src/criteria/index.test.js b/src/criteria/index.test.js
index f4791cae..99da1cc9 100644
--- a/src/criteria/index.test.js
+++ b/src/criteria/index.test.js
@@ -104,6 +104,18 @@ describe( 'criteria matching', () => {
 		expect( criteria.matches( { value: '' } ) ).toEqual( false );
 		expect( criteria.matches( { value: [] } ) ).toEqual( false );
 	} );
+	it( 'should match "list__in" matching function with loose type comparison', () => {
+		setMatchingAttribute( criteriaId, () => 2 );
+		setMatchingFunction( criteriaId, 'list__in' );
+		const criteria = getCriteria( criteriaId );
+		expect( criteria.matches( { value: [ '1', '2' ] } ) ).toEqual( true );
+		expect( criteria.matches( { value: [ 1, 2 ] } ) ).toEqual( true );
+		expect( criteria.matches( { value: '1, 2' } ) ).toEqual( true );
+		expect( criteria.matches( { value: '2' } ) ).toEqual( true );
+		expect( criteria.matches( { value: [ 1 ] } ) ).toEqual( false );
+		expect( criteria.matches( { value: '1' } ) ).toEqual( false );
+		expect( criteria.matches( { value: 1 } ) ).toEqual( false );
+	} );
 	it( 'should match "list__not_in" matching function', () => {
 		setMatchingAttribute( criteriaId, () => 'bar' );
 		setMatchingFunction( criteriaId, 'list__not_in' );
@@ -128,6 +140,17 @@ describe( 'criteria matching', () => {
 		expect( criteria.matches( { value: '' } ) ).toEqual( true );
 		expect( criteria.matches( { value: [] } ) ).toEqual( true );
 	} );
+	it( 'should match "list__not_in" matching function with loose type comparison', () => {
+		setMatchingAttribute( criteriaId, () => 2 );
+		setMatchingFunction( criteriaId, 'list__not_in' );
+		const criteria = getCriteria( criteriaId );
+		expect( criteria.matches( { value: [ '1', '2' ] } ) ).toEqual( false );
+		expect( criteria.matches( { value: [ 1, 2 ] } ) ).toEqual( false );
+		expect( criteria.matches( { value: '2' } ) ).toEqual( false );
+		expect( criteria.matches( { value: [ 1 ] } ) ).toEqual( true );
+		expect( criteria.matches( { value: '1' } ) ).toEqual( true );
+		expect( criteria.matches( { value: 1 } ) ).toEqual( true );
+	} );
 	it( 'should match custom matching function', () => {
 		setMatchingFunction( criteriaId, segmentConfig => {
 			return segmentConfig.value === 'foo';
diff --git a/src/criteria/matching-functions.js b/src/criteria/matching-functions.js
index b2b35ed9..aeeda1d2 100644
--- a/src/criteria/matching-functions.js
+++ b/src/criteria/matching-functions.js
@@ -1,3 +1,5 @@
+/* eslint-disable eqeqeq */
+
 /**
  * Common matching functions that can be used by criteria.
  */
@@ -22,9 +24,9 @@ export default {
 			return false;
 		}
 		if ( Array.isArray( criteria.value ) ) {
-			return criteria.value.some( value => list.includes( value ) );
+			return criteria.value.some( value => list.some( configValue => configValue == value ) );
 		}
-		if ( ! criteria.value || ! list.includes( criteria.value ) ) {
+		if ( ! criteria.value || ! list.some( configValue => configValue == criteria.value ) ) {
 			return false;
 		}
 		return true;
@@ -45,9 +47,9 @@ export default {
 			return true;
 		}
 		if ( Array.isArray( criteria.value ) ) {
-			return ! criteria.value.some( value => list.includes( value ) );
+			return ! criteria.value.some( value => list.some( configValue => configValue == value ) );
 		}
-		if ( ! criteria.value || ! list.includes( criteria.value ) ) {
+		if ( ! criteria.value || ! list.some( configValue => configValue == criteria.value ) ) {
 			return true;
 		}
 		return false;