diff --git a/.eslintrc.json b/.eslintrc.json
index 5317d52..c59ca79 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,3 +1,13 @@
 {
-  "extends": "wordpress"
+  "extends": "wordpress",
+  "rules": {
+    "space-in-parens": [
+      "error",
+      "always", {
+        "exceptions": [
+          "empty"
+        ]
+      }
+    ]
+  }
 }
diff --git a/Gruntfile.js b/Gruntfile.js
index 8d172b8..e0c645c 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -22,9 +22,9 @@ module.exports = function( grunt ) {
 	// Get a list of all the files and directories to exclude from the distribution.
 	const releaseFiles = ignoreParse( '.distignore', {
 		invert: true,
-	});
+	} );
 
-	grunt.initConfig({
+	grunt.initConfig( {
 		pkg: grunt.file.readJSON( 'package.json' ),
 
 		dist_dir: 'dist',
@@ -87,10 +87,10 @@ module.exports = function( grunt ) {
 			trunk: {
 				options: Object.assign( deployConfig, {
 					deploy_tag: false,
-				})
+				} )
 			}
 		},
-	});
+	} );
 
 	grunt.registerTask( 'check-diff', function() {
 		const done = this.async(); // This won't work with the ES6 fat arrow syntax.
@@ -102,8 +102,8 @@ module.exports = function( grunt ) {
 			}
 
 			done();
-		});
-	});
+		} );
+	} );
 
 	grunt.registerTask(
 		'build', [
diff --git a/assets/js/admin.js b/assets/js/admin.js
index b530e1b..d8686e7 100644
--- a/assets/js/admin.js
+++ b/assets/js/admin.js
@@ -7,7 +7,7 @@ jQuery( document ).ready( function( $ ) {
 
 		$( this ).on( 'change', function() {
 			$( target ).toggle( ! $( this ).is( ':checked' ) );
-		});
-	});
+		} );
+	} );
 
-});
+} );
diff --git a/assets/js/controls.js b/assets/js/controls.js
index 6d89844..12e27e5 100644
--- a/assets/js/controls.js
+++ b/assets/js/controls.js
@@ -7,17 +7,17 @@
 		if ( 'function' === typeof ga ) { // Universal Google Analytics is available
 			ga( 'send', 'event', eventCategory, eventAction, eventTitle );
 		} else if ( 'undefined' !== typeof _gaq ) { // Classic Google Analytics is available
-			_gaq.push([ '_trackEvent', eventCategory, eventAction, eventTitle ]);
+			_gaq.push( [ '_trackEvent', eventCategory, eventAction, eventTitle ] );
 		}
 		if ( 'undefined' !== typeof _paq ) { // Matomo (formerly Piwik) is available
-			_paq.push([ 'trackEvent', eventCategory, eventAction, eventTitle ]);
+			_paq.push( [ 'trackEvent', eventCategory, eventAction, eventTitle ] );
 		}
 	};
 
 	function trackAnalyticsEvent( formId, eventName ) {
 		formId = parseInt( formId );
 
-		if ( ! formId || ! window.cf7_extras.events[ eventName ]) {
+		if ( ! formId || ! window.cf7_extras.events[ eventName ] ) {
 			return false;
 		}
 
@@ -31,7 +31,7 @@
 	function getFormConfig( formId ) {
 		formId = parseInt( formId );
 
-		if ( window.cf7_extras.forms && window.cf7_extras.forms[ formId ]) {
+		if ( window.cf7_extras.forms && window.cf7_extras.forms[ formId ] ) {
 			return window.cf7_extras.forms[ formId ];
 		}
 
@@ -45,7 +45,7 @@
 			formConfig = getFormConfig( form.contactFormId );
 			trackAnalyticsEvent( 'Contact Form', 'Sent', formConfig.title );
 		}
-	});
+	} );
 
 	$( document ).on( 'wpcf7:mailfailed', function( event, form ) {
 		var formConfig;
@@ -54,7 +54,7 @@
 			formConfig = getFormConfig( form.contactFormId );
 			trackAnalyticsEvent( 'Contact Form', 'Error', formConfig.title );
 		}
-	});
+	} );
 
 	$( document ).on( 'wpcf7:spam', function( event, form ) {
 		var formConfig;
@@ -63,7 +63,7 @@
 			formConfig = getFormConfig( form.contactFormId );
 			trackAnalyticsEvent( 'Contact Form', 'Spam', formConfig.title );
 		}
-	});
+	} );
 
 	$( document ).on( 'wpcf7:submit', function( event, form ) {
 		var formConfig;
@@ -80,5 +80,5 @@
 				window.location = formConfig.redirect_url;
 			}
 		}
-	});
+	} );
 }( jQuery ) );