diff --git a/src/host/buildvm_peobj.c b/src/host/buildvm_peobj.c
index e3e1026e..b21315bb 100644
--- a/src/host/buildvm_peobj.c
+++ b/src/host/buildvm_peobj.c
@@ -9,7 +9,7 @@
 #include "buildvm.h"
 #include "lj_bc.h"
 
-#if LJ_TARGET_WINDOWS
+#if defined(LJ_TARGET_WINDOWS) || defined(LJ_TARGET_CYGWIN)
 
 /* Context for PE object emitter. */
 static char *strtab;