diff --git a/Makefile.in b/Makefile.in
index 443e4fa9..ae4df5e9 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -621,6 +621,9 @@ VKD3D_CONFIGURE_ARGS = \
   --without-ncurses \
   SONAME_LIBVULKAN=vulkan-1 \
 
+# LTO is enabled by default, but causes the build to fail. I havent't
+# investigated this yet.
+VKD3D_CFLAGS = -fno-lto
 VKD3D_LDFLAGS = -static-libgcc $(CROSSLDFLAGS)
 VKD3D_DEPENDS = vulkan-headers spirv-headers
 
diff --git a/vkd3d b/vkd3d
index a16b9dff..68b7f9df 160000
--- a/vkd3d
+++ b/vkd3d
@@ -1 +1 @@
-Subproject commit a16b9dffda9becb1dbcad476c38b78f2144f35b4
+Subproject commit 68b7f9df310a27fb8e4ebac48a1452570263ac08