diff --git a/Zip/src/Decompress.cpp b/Zip/src/Decompress.cpp
index 605ad7227..00f930e18 100644
--- a/Zip/src/Decompress.cpp
+++ b/Zip/src/Decompress.cpp
@@ -68,6 +68,9 @@ ZipArchive Decompress::decompressAllFiles()
 {
 	poco_assert (_mapping.empty());
 	ZipArchive arch(_in, *this);
+
+	arch.checkConsistency();
+
 	return arch;
 }