--- a/llvm/tools/llvm-exegesis/lib/AArch64/Target.cpp
+++ b/llvm/tools/llvm-exegesis/lib/AArch64/Target.cpp
@@ -10,7 +10,6 @@
 #include "AArch64RegisterInfo.h"
 
 #if defined(__aarch64__) && defined(__linux__)
-#include <linux/prctl.h> // For PR_PAC_* constants
 #include <sys/prctl.h>
 #ifndef PR_PAC_SET_ENABLED_KEYS
 #define PR_PAC_SET_ENABLED_KEYS 60