diff --git a/debian/changelog b/debian/changelog
index be04007d..32d4c442 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,18 @@
+llvm-toolchain-snapshot (1:14~++20210918111948+6a2c2263fbca-1~exp1) UNRELEASED; urgency=medium
+
+  [ Sylvestre Ledru ]
+  * experimental New snapshot release
+  * remove "scan-build-py-force-utf-8-opening.diff"
+    merged upstream
+  * Also install libomptarget-nvptx in libomp-X.Y-dev next to amdgcn
+  * Add -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=OFF. it was turn on by default
+    in https://reviews.llvm.org/D107799
+
+  [ John Paul Adrian Glaubitz ]
+  * Disable libunwind on m68k, sparc64 and x32
+
+ -- Sylvestre Ledru <sylvestre@debian.org>  Sat, 18 Sep 2021 23:24:00 +0200
+
 llvm-toolchain-snapshot (1:14~++20210827020436+15b2a8e7faf6-1~exp2) UNRELEASED; urgency=medium
 
   [ John Paul Adrian Glaubitz ]
diff --git a/debian/rules b/debian/rules
index add3dfea..1ab1227e 100755
--- a/debian/rules
+++ b/debian/rules
@@ -431,6 +431,7 @@ override_dh_auto_configure: preconfigure
 	-DLLVM_ENABLE_RTTI=ON \
 	-DLLVM_ENABLE_FFI=ON \
 	-DLLVM_ENABLE_DUMP=ON \
+	-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=OFF \
 	-DLIBCLANG_LIBRARY_VERSION=$(SONAME_EXT) \
 	-DCLANG_LINK_CLANG_DYLIB=ON \
 	-DENABLE_LINKER_BUILD_ID=ON \