diff --git a/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h b/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h
index 3e992ac..7f7c3ee 100644
--- a/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h
+++ b/source/Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h
@@ -47,6 +47,7 @@
     uint64_t sp;    // x31
     uint64_t pc;    // pc
     uint32_t cpsr;  // cpsr
+    uint32_t pad;
   };
   LLVM_PACKED_END