diff --git a/reactos/include/ndk/i386/asm.h b/reactos/include/ndk/i386/asm.h
index eaaf2ae1bc4..f54529442e1 100644
--- a/reactos/include/ndk/i386/asm.h
+++ b/reactos/include/ndk/i386/asm.h
@@ -478,6 +478,7 @@ Author:
 #define FIBER_CONTEXT_ESI                       FIBER_CONTEXT + CONTEXT_ESI
 #define FIBER_CONTEXT_EDI                       FIBER_CONTEXT + CONTEXT_EDI
 #define FIBER_CONTEXT_EBP                       FIBER_CONTEXT + CONTEXT_EBP
+#define FIBER_CONTEXT_EIP                       FIBER_CONTEXT + CONTEXT_EIP
 #define FIBER_CONTEXT_ESP                       FIBER_CONTEXT + CONTEXT_ESP
 #define FIBER_CONTEXT_DR6                       FIBER_CONTEXT + CONTEXT_DR6
 #define FIBER_CONTEXT_FLOAT_SAVE_STATUS_WORD    FIBER_CONTEXT + CONTEXT_FLOAT_SAVE_STATUS_WORD