diff --git a/core/src/main/kotlin/matterlink/update/UpdateChecker.kt b/core/src/main/kotlin/matterlink/update/UpdateChecker.kt
index 9c3c8b5..686d5ae 100644
--- a/core/src/main/kotlin/matterlink/update/UpdateChecker.kt
+++ b/core/src/main/kotlin/matterlink/update/UpdateChecker.kt
@@ -42,7 +42,7 @@ object UpdateChecker : CoroutineScope {
                 when {
                     number > instance.buildNumber -> {
                         logger.warn("Mod out of date! New build $number available at $url")
-                        val difference = number - build.number
+                        val difference = number - instance.buildNumber
                         LocationHandler.sendToLocations(
                             msg = "MatterLink out of date! You are $difference builds behind! Please download new version from $url",
                             x = 0, y = 0, z = 0, dimension = null,
diff --git a/gradle.properties b/gradle.properties
index 6b52b55..ad50195 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -7,6 +7,6 @@ serializationVersion = 0.9.1
 shadowVersion = 2.0.2
 fuelVersion = 8690665998
 resultVersion = 2.0.0
-cursegradleVersion = 1.1.0
+cursegradleVersion = 1.1.1
 curseId = 287323
 curseReleaseType = beta
\ No newline at end of file