diff --git a/Makefile.in b/Makefile.in
index e1e9fc5f..0d2e8181 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -544,6 +544,9 @@ 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