diff --git a/pisi/atomicoperations.py b/pisi/atomicoperations.py
index 872d2486..03fae1eb 100644
--- a/pisi/atomicoperations.py
+++ b/pisi/atomicoperations.py
@@ -107,9 +107,7 @@ class Install(AtomicOperation):
         self.check_reinstall()
         self.extract_install()
         self.store_pisi_files()
-
         self.register_comar()
-        self.postinstall()
 
         txn = ctx.dbenv.txn_begin()
         try:
@@ -119,6 +117,7 @@ class Install(AtomicOperation):
             txn.abort()
             raise e
 
+        self.postinstall()
         self.update_environment()
         ctx.ui.status()
         if self.upgrade: