diff --git a/tools/preproc/asm_file.cpp b/tools/preproc/asm_file.cpp
index 383010aa3..07921321d 100644
--- a/tools/preproc/asm_file.cpp
+++ b/tools/preproc/asm_file.cpp
@@ -20,6 +20,7 @@
 
 #include <cstdio>
 #include <cstdarg>
+#include <stdexcept>
 #include "preproc.h"
 #include "asm_file.h"
 #include "char_util.h"
diff --git a/tools/preproc/c_file.cpp b/tools/preproc/c_file.cpp
index 229f568fa..b996a048c 100644
--- a/tools/preproc/c_file.cpp
+++ b/tools/preproc/c_file.cpp
@@ -20,6 +20,7 @@
 
 #include <cstdio>
 #include <cstdarg>
+#include <stdexcept>
 #include <string>
 #include <memory>
 #include "preproc.h"