diff --git a/src/common/dwarf/functioninfo.cc b/src/common/dwarf/functioninfo.cc
index 69304c86..d8ab7da9 100644
--- a/src/common/dwarf/functioninfo.cc
+++ b/src/common/dwarf/functioninfo.cc
@@ -30,10 +30,13 @@
 // information from the debug info.
 
 #include <assert.h>
+#include <limits.h>
+#include <stdio.h>
 
 #include <map>
 #include <queue>
 #include <vector>
+#include <memory>
 
 #include "common/dwarf/functioninfo.h"
 
diff --git a/src/tools/linux/symupload/sym_upload.cc b/src/tools/linux/symupload/sym_upload.cc
index 4e4da065..bd040519 100644
--- a/src/tools/linux/symupload/sym_upload.cc
+++ b/src/tools/linux/symupload/sym_upload.cc
@@ -40,6 +40,7 @@
 //  symbol_file: the contents of the breakpad-format symbol file
 
 #include <unistd.h>
+#include <stdlib.h>
 
 #include <cstdio>
 #include <cassert>