build.gradle

@@ -16,7 +16,7 @@ minecraft {
 dependencies {
 	//to change the versions see the gradle.properties file
 	minecraft "com.mojang:minecraft:${project.minecraft_version}"
-	mappings "net.fabricmc:yarn:${project.yarn_mappings}"
+	mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
 	modCompile "net.fabricmc:fabric-loader:${project.loader_version}"
 
 	// Fabric API. This is technically optional, but you probably want it anyway.

src/main/resources/fabric.mod.json

@@ -28,7 +28,8 @@
 
   "depends": {
     "fabricloader": ">=0.4.0",
-    "fabric": "*"
+    "fabric": "*",
+    "minecraft": "1.14.x"
   },
   "suggests": {
     "flamingo": "*"