diff --git a/build.gradle.kts b/build.gradle.kts
index 934e03ee..8d53997f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -118,3 +118,8 @@ tasks {
 		)
 	}
 }
+
+tasks.jar {
+	this.from(sourceSets["kvector"].output)
+	this.from(sourceSets["kbox2d"].output)
+}