diff --git a/tools/zipalign/ZipAlign.cpp b/tools/zipalign/ZipAlign.cpp
index c2d8159..8b2d1af 100644
--- a/tools/zipalign/ZipAlign.cpp
+++ b/tools/zipalign/ZipAlign.cpp
@@ -125,7 +125,7 @@
             ZipFile::kOpenReadWrite|ZipFile::kOpenCreate|ZipFile::kOpenTruncate)
         != NO_ERROR)
     {
-        fprintf(stderr, "Unable to open '%s' as zip archive\n", inFileName);
+        fprintf(stderr, "Unable to open '%s' as zip archive\n", outFileName);
         return 1;
     }