diff --git a/src/emacs.c b/src/emacs.c
index d5eccf78d80..32bb57e2725 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -813,7 +813,7 @@ load_pdump (int argc, char **argv)
   char *exename = NULL;
   char *real_exename = NULL;
   const char* strip_suffix =
-#ifdef DOS_NT
+#if defined DOS_NT || defined CYGWIN
     ".exe"
 #else
     NULL