diff --git a/.jscs.json b/.jscs.json
index 8bca4f1..496777b 100644
--- a/.jscs.json
+++ b/.jscs.json
@@ -13,6 +13,8 @@
 	"requireSpacesInFunctionDeclaration": { "beforeOpeningCurlyBrace": true },
 	"disallowSpacesInFunctionDeclaration": { "beforeOpeningRoundBrace": true },
 
+	"requireSpaceBetweenArguments": true,
+
 	"disallowSpacesInsideParentheses": true,
 
 	"disallowSpacesInsideArrayBrackets": true,
diff --git a/package.json b/package.json
index 438e6f0..024346f 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
 	"devDependencies": {
 		"tape": "~3.0.3",
 		"covert": "1.0.0",
-		"jscs": "~1.8.1"
+		"jscs": "~1.9.0"
 	},
 	"testling": {
 		"files": "test.js",