diff --git a/poky/bitbake/lib/bb/siggen.py b/poky/bitbake/lib/bb/siggen.py
index 4c63b0b..ad49d1e 100644
--- a/poky/bitbake/lib/bb/siggen.py
+++ b/poky/bitbake/lib/bb/siggen.py
@@ -752,7 +752,7 @@
         _, mc, a = a.split(":", 2)
     b = a.rsplit("/", 2)[1] + '/' + a.rsplit("/", 2)[2]
     if a.startswith("virtual:"):
-        b = b + ":" + a.rsplit(":", 1)[0]
+        b = b + ":" + a.rsplit(":", 2)[0]
     if mc:
         b = b + ":mc:" + mc
     return b