diff --git a/include/asm-x86_64/kexec.h b/include/asm-x86_64/kexec.h
index ae28cd44bcd3158433641c67e3afdf26a1a25cd8..c564bae034338272e952c05fb84646b9b60a669f 100644
--- a/include/asm-x86_64/kexec.h
+++ b/include/asm-x86_64/kexec.h
@@ -1,8 +1,9 @@
 #ifndef _X86_64_KEXEC_H
 #define _X86_64_KEXEC_H
 
+#include <linux/string.h>
+
 #include <asm/page.h>
-#include <asm/proto.h>
 #include <asm/ptrace.h>
 
 /*
diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h
index dbd7bb4a33b7e8aa2eabed69674930400798e775..0cf0bea010fe2110417f98e83c3cbf60f94f2da5 100644
--- a/include/linux/elfcore.h
+++ b/include/linux/elfcore.h
@@ -5,6 +5,7 @@
 #include <linux/signal.h>
 #include <linux/time.h>
 #include <linux/user.h>
+#include <linux/ptrace.h>
 
 struct elf_siginfo
 {