diff --git a/pisi/util.py b/pisi/util.py
index 8e10f101..73c14e6d 100644
--- a/pisi/util.py
+++ b/pisi/util.py
@@ -18,10 +18,21 @@ class UtilError(Exception):
 
 # string/list functions
 
+def concat(l):
+    """concatenate a list of lists"""
+    return reduce( lambda x,y: x+y, l )
+
 def strlist(l):
     """concatenate string reps of l's elements"""
     return string.join(map(lambda x: str(x) + ' ', l))
 
+def multisplit(str, chars):
+    """ split str with any of chars"""
+    l = [str]
+    for c in chars:
+        l = concat(map(lambda x:x.split(c), l))
+    return l
+
 def same(l):
     "check if all elements of a sequence are equal"
     if len(l)==0:
diff --git a/pisi/version.py b/pisi/version.py
index b298859e..064155e0 100644
--- a/pisi/version.py
+++ b/pisi/version.py
@@ -1,8 +1,10 @@
 # version structure
 
+import util
+
 class Version:
     def __init__(self, verstring):
-        self.comps = verstring.split('.-')
+        self.comps = map(lambda x: int(x), util.multisplit(verstring,'.-'))
 
     def pred(self,rhs,pred):
         for i in range(0, len(comps)-1):
diff --git a/tests/run.py b/tests/run.py
index f9f873fe..8d2911e8 100755
--- a/tests/run.py
+++ b/tests/run.py
@@ -14,12 +14,14 @@ def run_all():
     import archivetests
     import installdbtests
     import packagedbtests
+    import versiontests
 
     alltests = unittest.TestSuite((
 	specfiletests.suite,
 	contexttests.suite,
 	fetchertests.suite,
 	archivetests.suite,
+        versiontests.suite,
         installdbtests.suite,
         packagedbtests. suite
 	))