diff --git a/composer.json b/composer.json
index 5eb77e5..75bb69a 100644
--- a/composer.json
+++ b/composer.json
@@ -1,34 +1,35 @@
 {
-  "name": "melisplatform/melis-platform-framework-symfony-demo-tool-logic",
-  "type": "melisplatform-module",
-  "license": "OSL-3.0",
-  "homepage": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic",
-  "support": {
-    "email": "contact@melistechnology.com",
-    "source": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic",
-    "issues": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic/issues", 
-    "docs": "https://www.melistechnology.com/melistechnology/resources/download-documentation/id/17#documentation"
-  },
-  "authors": [
-  	{
-  		"name": "Melis Technology",
-  		"email": "contact@melistechnology.com",
-  		"homepage": "https://www.melistechnology.com",
-  		"role": "Developer"
-  	}
-  ],
-  "keywords": [
-    "cms",
-    "melis",
-    "zf2",
-    "module"
-  ],
-  "require": {
-    "melisplatform/melis-platform-framework-symfony-demo-tool": "*"
-  },
-  "autoload": {
-    "psr-4": {
-      "MelisPlatformFrameworkSymfonyDemoToolLogic\\": ""
-    }
-  }
+	"name": "melisplatform/melis-platform-framework-symfony-demo-tool-logic",
+	"type": "melisplatform-module",
+	"license": "OSL-3.0",
+	"homepage": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic",
+	"support": {
+		"email": "contact@melistechnology.com",
+		"source": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic",
+		"issues": "https://github.com/melisplatform/melis-platform-framework-symfony-demo-tool-logic/issues",
+		"docs": "https://www.melistechnology.com/melistechnology/resources/download-documentation/id/17#documentation"
+	},
+	"authors": [
+		{
+			"name": "Melis Technology",
+			"email": "contact@melistechnology.com",
+			"homepage": "https://www.melistechnology.com",
+			"role": "Developer"
+		}
+	],
+	"keywords": [
+		"cms",
+		"melis",
+		"zf2",
+		"module"
+	],
+	"require": {
+		"php": "^7.1.3|^7.2|^7.3",
+		"melisplatform/melis-platform-framework-symfony-demo-tool": "*"
+	},
+	"autoload": {
+		"psr-4": {
+			"MelisPlatformFrameworkSymfonyDemoToolLogic\\": ""
+		}
+	}
 }