diff --git a/mozilla/modules/libjar/nsZipArchive.cpp b/mozilla/modules/libjar/nsZipArchive.cpp
index 0bca463148f..6a2499d801d 100644
--- a/mozilla/modules/libjar/nsZipArchive.cpp
+++ b/mozilla/modules/libjar/nsZipArchive.cpp
@@ -60,7 +60,7 @@
 
 #if defined(XP_UNIX)
     #include <sys/stat.h>
-#elseif defined(XP_PC)
+#elif defined(XP_PC)
     #include <io.h>
 #endif