diff --git a/libreoffice.spec b/libreoffice.spec
index 0017c72..27a07c6 100644
--- a/libreoffice.spec
+++ b/libreoffice.spec
@@ -2971,6 +2971,9 @@ export CCACHE_DIR=%{ccachedir}
 export CXXFLAGS="$CXXFLAGS -stdlib=libc++ -nostdinc++ -I/usr/include/c++/v1 -Wno-unused-command-line-argument"
 # Try to avoid overlinkg C code with libc++ by adjusting CXXFLAGS instead of LDFLAGS
 export CXXFLAGS="$CXXFLAGS -Xlinker -lc++ -Xlinker -lc++abi"
+# Workaround old system boost being incompatible with C++17 which removed std::auto_ptr
+# https://github.com/TRIQS/triqs/issues/523#issuecomment-351960463
+export CXXFLAGS="$CXXFLAGS -D_LIBCPP_ENABLE_CXX17_REMOVED_AUTO_PTR"
 %clang_gcc_wrapper
 export CPP=""
 %else