diff --git a/tools/setup-gcc.sh b/tools/setup-gcc.sh
index 6fcf0056..19769bcb 100755
--- a/tools/setup-gcc.sh
+++ b/tools/setup-gcc.sh
@@ -62,7 +62,7 @@ make install-target-libgcc | filter-lines "libgcc" "install"
 echo Building libstdc++...
 
 $LUNA_ROOT/tools/sync-libc.sh # libstdc++ needs libc to be built
-make all-target-libstdc++v3 -j$(nproc) | filter-lines "libstdc++" "build"
+make all-target-libstdc++v3 CXXFLAGS_FOR_TARGET="-fno-exceptions" -j$(nproc) | filter-lines "libstdc++" "build"
 
 echo Installing libstdc++...