diff --git a/Makefile b/Makefile
index 817246f..0ae4975 100644
--- a/Makefile
+++ b/Makefile
@@ -55,6 +55,7 @@ $(TESTFMT): test_%:
 .PHONY: lint
 lint: $(TARGET)
 	jshint --show-non-errors $(TARGET) $(AUXTARGETS)
+	jshint --show-non-errors package.json bower.json
 	jscs $(TARGET) $(AUXTARGETS)
 
 .PHONY: test-osx
diff --git a/bower.json b/bower.json
index 3551d9a..aec35a9 100644
--- a/bower.json
+++ b/bower.json
@@ -17,7 +17,7 @@
     "xlsm",
     "xlsb",
     "ods",
-    "js-xls"
+    "js-xls",
     "js-xlsx"
   ]
 }
diff --git a/misc/_bower.json b/misc/_bower.json
index ee37605..321df52 100644
--- a/misc/_bower.json
+++ b/misc/_bower.json
@@ -17,7 +17,7 @@
     "xlsm",
     "xlsb",
     "ods",
-    "js-xls"
+    "js-xls",
     "js-xlsx"
   ]
 }