diff --git a/src/audio.zig b/src/audio.zig
index f8e464bc3..717e1fbb0 100644
--- a/src/audio.zig
+++ b/src/audio.zig
@@ -153,7 +153,7 @@ pub fn init() !void {
 		0, // input channels
 		2, // stereo output
 		c.paFloat32,
-		sampleRate, // TODO: There must be some target dependant value to put here.
+		sampleRate,
 		c.paFramesPerBufferUnspecified,
 		&patestCallback,
 		null
diff --git a/src/gui/GuiWindow.zig b/src/gui/GuiWindow.zig
index 82f2c5a12..181b7c5d1 100644
--- a/src/gui/GuiWindow.zig
+++ b/src/gui/GuiWindow.zig
@@ -316,7 +316,7 @@ fn positionRelativeToConnectedWindow(self: *GuiWindow, other: *GuiWindow, i: usi
 			.otherAttachmentPoint = .upper,
 		}};
 	} else {
-		self.relativePosition[i] = .{.relativeToWindow = .{
+		relPos.* = .{.relativeToWindow = .{
 			.reference = other,
 			.ratio = (self.pos[i] + self.size[i]/2 - other.pos[i])/otherSize[i]
 		}};
diff --git a/src/gui/gui.zig b/src/gui/gui.zig
index 48639e530..cb7479964 100644
--- a/src/gui/gui.zig
+++ b/src/gui/gui.zig
@@ -235,6 +235,7 @@ fn load() !void {
 
 	for(windowList.items) |window| {
 		const windowJson = json.getChild(window.id);
+		if(windowJson == .JsonNull) continue;
 		for(&window.relativePosition, 0..) |*relPos, i| {
 			const relPosJson = windowJson.getChild(([_][]const u8{"relPos0", "relPos1"})[i]);
 			const typ = relPosJson.get([]const u8, "type", "ratio");
diff --git a/src/gui/windows/chat.zig b/src/gui/windows/chat.zig
index 28a8b0527..dd7c133b4 100644
--- a/src/gui/windows/chat.zig
+++ b/src/gui/windows/chat.zig
@@ -14,6 +14,11 @@ const TextInput = GuiComponent.TextInput;
 const VerticalList = @import("../components/VerticalList.zig");
 
 pub var window: GuiWindow = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .upper, .otherAttachmentPoint = .upper} },
+	},
+	.scale = 0.75,
 	.contentSize = Vec2f{128, 256},
 	.id = "chat",
 	.showTitleBar = false,
diff --git a/src/gui/windows/creative_inventory.zig b/src/gui/windows/creative_inventory.zig
index ea637d41d..db8da05ef 100644
--- a/src/gui/windows/creative_inventory.zig
+++ b/src/gui/windows/creative_inventory.zig
@@ -15,6 +15,10 @@ const VerticalList = GuiComponent.VerticalList;
 const ItemSlot = GuiComponent.ItemSlot;
 
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .middle, .otherAttachmentPoint = .middle} },
+	},
 	.contentSize = Vec2f{64*8, 64*4},
 	.id = "creative_inventory",
 };
diff --git a/src/gui/windows/debug.zig b/src/gui/windows/debug.zig
index 50710c4ec..f78c02596 100644
--- a/src/gui/windows/debug.zig
+++ b/src/gui/windows/debug.zig
@@ -12,6 +12,10 @@ const GuiWindow = gui.GuiWindow;
 const GuiComponent = gui.GuiComponent;
 
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+	},
 	.contentSize = Vec2f{128, 16},
 	.id = "debug",
 	.isHud = false,
diff --git a/src/gui/windows/gpu_performance_measuring.zig b/src/gui/windows/gpu_performance_measuring.zig
index 1247c9e7a..9f0176d4b 100644
--- a/src/gui/windows/gpu_performance_measuring.zig
+++ b/src/gui/windows/gpu_performance_measuring.zig
@@ -77,6 +77,10 @@ pub fn stopQuery() void {
 }
 
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .upper, .otherAttachmentPoint = .upper} },
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+	},
 	.contentSize = Vec2f{256, 16},
 	.id = "gpu_performance_measuring",
 	.isHud = false,
diff --git a/src/gui/windows/healthbar.zig b/src/gui/windows/healthbar.zig
index 64aa7ed0f..8f6c96df6 100644
--- a/src/gui/windows/healthbar.zig
+++ b/src/gui/windows/healthbar.zig
@@ -11,7 +11,14 @@ const gui = @import("../gui.zig");
 const GuiWindow = gui.GuiWindow;
 const GuiComponent = gui.GuiComponent;
 
+const hotbar = @import("hotbar.zig");
+
 pub var window = GuiWindow {
+	.scale = 0.75,
+	.relativePosition = .{
+		.{ .attachedToWindow = .{.reference = &hotbar.window, .selfAttachmentPoint = .upper, .otherAttachmentPoint = .upper} },
+		.{ .attachedToWindow = .{.reference = &hotbar.window, .selfAttachmentPoint = .upper, .otherAttachmentPoint = .lower} },
+	},
 	.contentSize = Vec2f{128, 16},
 	.id = "healthbar",
 	.isHud = true,
diff --git a/src/gui/windows/hotbar.zig b/src/gui/windows/hotbar.zig
index 2c9476e26..4230b69fd 100644
--- a/src/gui/windows/hotbar.zig
+++ b/src/gui/windows/hotbar.zig
@@ -15,6 +15,10 @@ const ItemSlot = GuiComponent.ItemSlot;
 const Icon = GuiComponent.Icon;
 
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .middle, .otherAttachmentPoint = .middle} },
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .upper, .otherAttachmentPoint = .upper} },
+	},
 	.contentSize = Vec2f{64*8, 64},
 	.id = "hotbar",
 	.isHud = true,
diff --git a/src/gui/windows/inventory.zig b/src/gui/windows/inventory.zig
index 9851f450a..3f676630a 100644
--- a/src/gui/windows/inventory.zig
+++ b/src/gui/windows/inventory.zig
@@ -15,7 +15,13 @@ const HorizontalList = GuiComponent.HorizontalList;
 const VerticalList = GuiComponent.VerticalList;
 const ItemSlot = GuiComponent.ItemSlot;
 
+const hotbar = @import("hotbar.zig");
+
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToWindow = .{.reference = &hotbar.window, .selfAttachmentPoint = .middle, .otherAttachmentPoint = .middle} },
+		.{ .attachedToWindow = .{.reference = &hotbar.window, .selfAttachmentPoint = .upper, .otherAttachmentPoint = .lower} },
+	},
 	.contentSize = Vec2f{64*8, 64*4},
 	.id = "inventory",
 };
diff --git a/src/gui/windows/inventory_crafting.zig b/src/gui/windows/inventory_crafting.zig
index 4d063424e..c620fc33a 100644
--- a/src/gui/windows/inventory_crafting.zig
+++ b/src/gui/windows/inventory_crafting.zig
@@ -19,7 +19,13 @@ const Icon = GuiComponent.Icon;
 const CraftingResultSlot = GuiComponent.CraftingResultSlot;
 const ImmutableItemSlot = GuiComponent.ImmutableItemSlot;
 
+const inventory = @import("inventory.zig");
+
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToWindow = .{.reference = &inventory.window, .selfAttachmentPoint = .lower, .otherAttachmentPoint = .upper} },
+		.{ .attachedToWindow = .{.reference = &inventory.window, .selfAttachmentPoint = .middle, .otherAttachmentPoint = .middle} },
+	},
 	.contentSize = Vec2f{64*8, 64*4},
 	.id = "inventory_crafting",
 };
diff --git a/src/gui/windows/performance_graph.zig b/src/gui/windows/performance_graph.zig
index 5bd270fb0..9589f2a5d 100644
--- a/src/gui/windows/performance_graph.zig
+++ b/src/gui/windows/performance_graph.zig
@@ -11,8 +11,14 @@ const gui = @import("../gui.zig");
 const GuiWindow = gui.GuiWindow;
 const GuiComponent = gui.GuiComponent;
 
+const chat = @import("chat.zig");
+
 pub var window = GuiWindow {
 	.contentSize = Vec2f{128, 64},
+	.relativePosition = .{
+		.{ .attachedToFrame = .{.selfAttachmentPoint = .lower, .otherAttachmentPoint = .lower} },
+		.{ .attachedToWindow = .{.reference = &chat.window, .selfAttachmentPoint = .upper, .otherAttachmentPoint = .lower} },
+	},
 	.id = "performance_graph",
 	.isHud = false,
 	.showTitleBar = false,
diff --git a/src/gui/windows/workbench.zig b/src/gui/windows/workbench.zig
index 5bcc8b808..557311438 100644
--- a/src/gui/windows/workbench.zig
+++ b/src/gui/windows/workbench.zig
@@ -22,9 +22,14 @@ const ItemSlot = GuiComponent.ItemSlot;
 const CraftingResultSlot = GuiComponent.CraftingResultSlot;
 const ImmutableItemSlot = GuiComponent.ImmutableItemSlot;
 
+const inventory = @import("inventory.zig");
 const inventory_crafting = @import("inventory_crafting.zig");
 
 pub var window = GuiWindow {
+	.relativePosition = .{
+		.{ .attachedToWindow = .{.reference = &inventory.window, .selfAttachmentPoint = .middle, .otherAttachmentPoint = .middle} },
+		.{ .attachedToWindow = .{.reference = &inventory.window, .selfAttachmentPoint = .upper, .otherAttachmentPoint = .lower} },
+	},
 	.contentSize = Vec2f{64*8, 64*4},
 	.id = "workbench",
 };