diff --git a/libs/video/renderer/vulkan/qfpipeline.plist b/libs/video/renderer/vulkan/qfpipeline.plist
index d503ac144..40a28a89a 100644
--- a/libs/video/renderer/vulkan/qfpipeline.plist
+++ b/libs/video/renderer/vulkan/qfpipeline.plist
@@ -793,11 +793,11 @@
 					specializationInfo = {
 						mapEntries = (
 							// doSkyBox
-							{ size = 4; offset = 4; constantID = 0; },
+							{ size = 4; offset = 0; constantID = 0; },
 							// doSkySheet
-							{ size = 4; offset = 0; constantID = 1; },
+							{ size = 4; offset = 4; constantID = 1; },
 						);
-						data = "array(0, 1)";
+						data = "array(1, 0)";
 					};
 				},
 			);
diff --git a/libs/video/renderer/vulkan/shader/bsp_sky.frag b/libs/video/renderer/vulkan/shader/bsp_sky.frag
index 25ccf9ba0..357d5d55b 100644
--- a/libs/video/renderer/vulkan/shader/bsp_sky.frag
+++ b/libs/video/renderer/vulkan/shader/bsp_sky.frag
@@ -1,7 +1,7 @@
 #version 450
 
-layout (constant_id = 1) const bool doSkyBox = false;
-layout (constant_id = 2) const bool doSkySheet = false;
+layout (constant_id = 0) const bool doSkyBox = false;
+layout (constant_id = 1) const bool doSkySheet = false;
 
 layout (set = 1, binding = 0) uniform sampler2DArray SkySheet;
 layout (set = 2, binding = 0) uniform samplerCube SkyBox;