diff --git a/src/main/java/com/simibubi/create/content/schematics/client/SchematicAndQuillHandler.java b/src/main/java/com/simibubi/create/content/schematics/client/SchematicAndQuillHandler.java
index 220ce6699..dd4960c3c 100644
--- a/src/main/java/com/simibubi/create/content/schematics/client/SchematicAndQuillHandler.java
+++ b/src/main/java/com/simibubi/create/content/schematics/client/SchematicAndQuillHandler.java
@@ -98,40 +98,41 @@ public class SchematicAndQuillHandler {
 		return true;
 	}
 
-	public void onMouseInput(int button, boolean pressed) {
+	public boolean onMouseInput(int button, boolean pressed) {
 		if (!pressed || button != 1)
-			return;
+			return false;
 		if (!isActive())
-			return;
+			return false;
 
 		LocalPlayer player = Minecraft.getInstance().player;
 
 		if (player.isShiftKeyDown()) {
 			discard();
-			return;
+			return true;
 		}
 
 		if (secondPos != null) {
 			ScreenOpener.open(new SchematicPromptScreen());
-			return;
+			return true;
 		}
 
 		if (selectedPos == null) {
 			Lang.translate("schematicAndQuill.noTarget")
 				.sendStatus(player);
-			return;
+			return true;
 		}
 
 		if (firstPos != null) {
 			secondPos = selectedPos;
 			Lang.translate("schematicAndQuill.secondPos")
 				.sendStatus(player);
-			return;
+			return true;
 		}
 
 		firstPos = selectedPos;
 		Lang.translate("schematicAndQuill.firstPos")
 			.sendStatus(player);
+		return true;
 	}
 
 	public void discard() {
diff --git a/src/main/java/com/simibubi/create/content/schematics/client/SchematicHandler.java b/src/main/java/com/simibubi/create/content/schematics/client/SchematicHandler.java
index cdf875a74..9fe72d003 100644
--- a/src/main/java/com/simibubi/create/content/schematics/client/SchematicHandler.java
+++ b/src/main/java/com/simibubi/create/content/schematics/client/SchematicHandler.java
@@ -243,23 +243,23 @@ public class SchematicHandler {
 		selectionScreen.renderPassive(poseStack, partialTicks);
 	}
 
-	public void onMouseInput(int button, boolean pressed) {
+	public boolean onMouseInput(int button, boolean pressed) {
 		if (!active)
-			return;
+			return false;
 		if (!pressed || button != 1)
-			return;
+			return false;
 		Minecraft mc = Minecraft.getInstance();
 		if (mc.player.isShiftKeyDown())
-			return;
+			return false;
 		if (mc.hitResult instanceof BlockHitResult) {
 			BlockHitResult blockRayTraceResult = (BlockHitResult) mc.hitResult;
 			BlockState clickedBlock = mc.level.getBlockState(blockRayTraceResult.getBlockPos());
 			if (AllBlocks.SCHEMATICANNON.has(clickedBlock))
-				return;
+				return false;
 			if (AllBlocks.DEPLOYER.has(clickedBlock))
-				return;
+				return false;
 		}
-		currentTool.getTool()
+		return currentTool.getTool()
 			.handleRightClick();
 	}
 
diff --git a/src/main/java/com/simibubi/create/events/InputEvents.java b/src/main/java/com/simibubi/create/events/InputEvents.java
index 2b4e847ab..ada1a3eb0 100644
--- a/src/main/java/com/simibubi/create/events/InputEvents.java
+++ b/src/main/java/com/simibubi/create/events/InputEvents.java
@@ -45,15 +45,17 @@ public class InputEvents {
 	}
 
 	@SubscribeEvent
-	public static void onMouseInput(InputEvent.MouseButton event) {
+	public static void onMouseInput(InputEvent.MouseButton.Pre event) {
 		if (Minecraft.getInstance().screen != null)
 			return;
 
 		int button = event.getButton();
 		boolean pressed = !(event.getAction() == 0);
 
-		CreateClient.SCHEMATIC_HANDLER.onMouseInput(button, pressed);
-		CreateClient.SCHEMATIC_AND_QUILL_HANDLER.onMouseInput(button, pressed);
+		if (CreateClient.SCHEMATIC_HANDLER.onMouseInput(button, pressed))
+			event.setCanceled(true);
+		else if (CreateClient.SCHEMATIC_AND_QUILL_HANDLER.onMouseInput(button, pressed))
+			event.setCanceled(true);
 	}
 
 	@SubscribeEvent