diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux.h b/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
index 6a235db0ee2eeda..ebd60e0b10f275d 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
@@ -55,6 +55,9 @@ struct ScopedBlockSignals {
   explicit ScopedBlockSignals(__sanitizer_sigset_t *copy);
   ~ScopedBlockSignals();
 
+  ScopedBlockSignals &operator=(const ScopedBlockSignals &) = delete;
+  ScopedBlockSignals(const ScopedBlockSignals &) = delete;
+
  private:
   __sanitizer_sigset_t saved_;
 };