diff --git a/fabric-client-gametest-api-v1/src/client/java/net/fabricmc/fabric/mixin/client/gametest/InputUtilMixin.java b/fabric-client-gametest-api-v1/src/client/java/net/fabricmc/fabric/mixin/client/gametest/InputUtilMixin.java
new file mode 100644
index 0000000000..737be7af43
--- /dev/null
+++ b/fabric-client-gametest-api-v1/src/client/java/net/fabricmc/fabric/mixin/client/gametest/InputUtilMixin.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2016, 2017, 2018, 2019 FabricMC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.fabricmc.fabric.mixin.client.gametest;
+
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import net.minecraft.client.util.InputUtil;
+
+@Mixin(InputUtil.class)
+public class InputUtilMixin {
+	@Inject(method = "isKeyPressed", at = @At("HEAD"), cancellable = true)
+	private static void keysNeverPressed(CallbackInfoReturnable<Boolean> cir) {
+		cir.setReturnValue(false);
+	}
+
+	@Inject(method = {"setKeyboardCallbacks", "setMouseCallbacks"}, at = @At("HEAD"), cancellable = true)
+	private static void dontAttachCallbacks(CallbackInfo ci) {
+		ci.cancel();
+	}
+
+	@Inject(method = "setCursorParameters", at = @At("HEAD"), cancellable = true)
+	private static void disableCursorLocking(CallbackInfo ci) {
+		ci.cancel();
+	}
+}
diff --git a/fabric-client-gametest-api-v1/src/client/resources/fabric-client-gametest-api-v1.mixins.json b/fabric-client-gametest-api-v1/src/client/resources/fabric-client-gametest-api-v1.mixins.json
index f8521bfacf..3b10f16fa1 100644
--- a/fabric-client-gametest-api-v1/src/client/resources/fabric-client-gametest-api-v1.mixins.json
+++ b/fabric-client-gametest-api-v1/src/client/resources/fabric-client-gametest-api-v1.mixins.json
@@ -12,6 +12,7 @@
   },
   "client": [
     "CyclingButtonWidgetAccessor",
+    "InputUtilMixin",
     "MinecraftClientMixin",
     "ScreenAccessor",
     "TitleScreenAccessor"