diff --git a/src/socketlib.js b/src/socketlib.js
index ccfff19..2f85645 100644
--- a/src/socketlib.js
+++ b/src/socketlib.js
@@ -38,7 +38,7 @@ class Socketlib {
 			console.error(`socketlib | Someone tried to register module '${moduleName}', but no module with that name is active. As a result the registration request has been ignored.`);
 			return undefined;
 		}
-		if (!module.data.socket) {
+		if (!module.socket) {
 			console.error(`socketlib | Failed to register socket for module '${moduleName}'. Please set '"socket":true' in your manifset and restart foundry (you need to reload your world - simply reloading your browser won't do).`);
 			return undefined;
 		}
@@ -55,7 +55,7 @@ class Socketlib {
 		const existingSocket = this.system;
 		if (existingSocket)
 			return existingSocket;
-		if (!game.system.data.socket) {
+		if (!game.system.socket) {
 			console.error(`socketlib | Failed to register socket for system '${systemId}'. Please set '"socket":true' in your manifest and restart foundry (you need to reload your world - simply reloading your browser won't do).`);
 		}
 		const newSocket = new SocketlibSocket(systemId, "system");