diff --git a/src/pylorax/__init__.py b/src/pylorax/__init__.py
index 80a30a83..ed7d2749 100644
--- a/src/pylorax/__init__.py
+++ b/src/pylorax/__init__.py
@@ -22,7 +22,10 @@
 
 # set up logging
 import logging
-logging.basicConfig(level=logging.DEBUG, filename="pylorax.log", filemode="w")
+
+fh = logging.FileHandler(filename="pylorax.log", mode="w")
+fh.setLevel(logging.DEBUG)
+logging.getLogger("").addHandler(fh)
 
 sh = logging.StreamHandler()
 sh.setLevel(logging.INFO)
@@ -687,6 +690,11 @@ class Lorax(BaseLoraxClass):
         p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
         rc = p.wait()
 
+        # implant iso md5
+        cmd = [self.lcmds.IMPLANTISOMD5, bootiso]
+        p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
+        rc = p.wait()
+
         return bootiso
 
 
diff --git a/src/pylorax/constants.py b/src/pylorax/constants.py
index 1031cdbe..956b0e98 100644
--- a/src/pylorax/constants.py
+++ b/src/pylorax/constants.py
@@ -36,6 +36,7 @@ class LoraxRequiredCommands(dict):
         self["DMSETUP"] = "dmsetup"
         self["FIND"] = "find"
         self["GCONFTOOL"] = "gconftool-2"
+        self["IMPLANTISOMD5"] = "implantisomd5"
         self["ISOHYBRID"] = "isohybrid"
         self["LDCONFIG"] = "ldconfig"
         self["LOCALEDEF"] = "localedef"