diff --git a/generators/txt/document.cpp b/generators/txt/document.cpp
index df88f7ab2..cfa498d65 100644
--- a/generators/txt/document.cpp
+++ b/generators/txt/document.cpp
@@ -49,6 +49,11 @@ QString Document::toUnicode(const QByteArray &array)
         prober.feed(array.mid(charsFeeded, chunkSize));
         charsFeeded += chunkSize;
 
+        // No more data to feed - take what we have
+        if (array.size() <= chunkSize) {
+            encoding = prober.encoding();
+        }
+
         if (prober.confidence() >= 0.5) {
             encoding = prober.encoding();
             break;