:: commit f0ae2a42cef883c3c37b34900d20e03558c58183

diff --git a/bootstrap b/bootstrap
index b4dcee8b..78d2c3c1 100755
--- a/bootstrap
+++ b/bootstrap
@@ -117,7 +117,7 @@ if ! test -f version; then
     clone_repo_commit \
         https://git.kernel.org/pub/scm/utils/dtc/dtc.git \
         dtc \
-        039a99414e778332d8f9c04cbd3072e1dcc62798
+        99031e3a4a6e479466ae795790b44727434ca27d
     rm -rf common/libfdt
     cp -rp dtc/libfdt common/
     find common/libfdt/ -type f -not -name '*.c' -not -name '*.h' -delete
diff --git a/common/common.mk b/common/common.mk
index 7bd3c34d..1e659d0b 100644
--- a/common/common.mk
+++ b/common/common.mk
@@ -60,6 +60,9 @@ override CPPFLAGS_FOR_TARGET := \
     -MMD \
     -MP
 
+$(call MKESCAPE,$(BUILDDIR))/./libfdt/fdt_overlay.o: override CFLAGS_FOR_TARGET += \
+    -Wno-unused-parameter
+
 $(call MKESCAPE,$(BUILDDIR))/./flanterm/backends/fb.o: override CPPFLAGS_FOR_TARGET += \
     -DFLANTERM_FB_DISABLE_BUMP_ALLOC \
     -DFLANTERM_FB_ENABLE_MASKING