diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libbacktrace.h b/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libbacktrace.h
index 00b465a72774..ddfd475592cb 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libbacktrace.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libbacktrace.h
@@ -16,6 +16,7 @@
 
 #include "sanitizer_platform.h"
 #include "sanitizer_common.h"
+#include "sanitizer_allocator_internal.h"
 #include "sanitizer_symbolizer_internal.h"
 
 #ifndef SANITIZER_LIBBACKTRACE