diff --git a/guid.cpp b/guid.cpp
index c9603f9e..ffb22ab2 100644
--- a/guid.cpp
+++ b/guid.cpp
@@ -200,7 +200,7 @@ operator>> (std::istream &is, guid &g) {
     g.data4[4] = data4 & 0xFF; data4 >>= 8;
     g.data4[5] = data4 & 0xFF; data4 >>= 8;
     g.data4[6] = data4 & 0xFF; data4 >>= 8;
-    g.data4[7] = data4 & 0xFF; data4 >>= 8;
+    g.data4[7] = data4 & 0xFF;
         
     if (braces)
         is.get ();