diff --git a/nspr/pr/include/md/_unixos.h b/nspr/pr/include/md/_unixos.h
index 7d444cd..40ec47e 100644
--- a/nspr/pr/include/md/_unixos.h
+++ b/nspr/pr/include/md/_unixos.h
@@ -588,8 +588,8 @@ typedef struct stat64 _MDStat64;
 typedef off64_t _MDOff64_t;
 
 #elif defined(_PR_HAVE_OFF64_T)
-typedef struct stat64 _MDStat64;
-typedef off64_t _MDOff64_t;
+typedef struct stat _MDStat64;
+typedef off_t _MDOff64_t;
 #elif defined(_PR_HAVE_LARGE_OFF_T)
 typedef struct stat _MDStat64;
 typedef off_t _MDOff64_t;