diff --git a/package-lock.json b/package-lock.json
index c59c3b7..b7f29da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
 	"name": "cli-chess",
-	"version": "1.0.2",
+	"version": "1.0.4",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {
@@ -1062,9 +1062,9 @@
 			"integrity": "sha512-tsFzPpcttalNjFBCFMqsKYQcWxxen1pgJR56by//QwvJc4/OUS3kPOOttx2tSIfjsylB0pYu7f5D3K1RCxUnUg=="
 		},
 		"acorn": {
-			"version": "5.7.3",
-			"resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-			"integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw=="
+			"version": "5.7.4",
+			"resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+			"integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg=="
 		},
 		"acorn-globals": {
 			"version": "4.3.4",
@@ -1076,9 +1076,9 @@
 			},
 			"dependencies": {
 				"acorn": {
-					"version": "6.4.0",
-					"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.0.tgz",
-					"integrity": "sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw=="
+					"version": "6.4.1",
+					"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+					"integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA=="
 				}
 			}
 		},
@@ -4763,9 +4763,9 @@
 			},
 			"dependencies": {
 				"acorn": {
-					"version": "6.4.0",
-					"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.0.tgz",
-					"integrity": "sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw=="
+					"version": "6.4.1",
+					"resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+					"integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA=="
 				},
 				"escodegen": {
 					"version": "1.12.0",