diff --git a/modules/bindings/pymod/CMakeLists.txt b/modules/bindings/pymod/CMakeLists.txt
index 52c855f25e792401fde6f6befa48ca443009f91f..afd8a72a912e8cf65481bd0945b28eee34877917 100644
--- a/modules/bindings/pymod/CMakeLists.txt
+++ b/modules/bindings/pymod/CMakeLists.txt
@@ -11,5 +11,6 @@ naccess.py
 blast.py
 cadscore.py
 kclust.py
+ialign.py
 )
 pymod(NAME bindings PY ${OST_BINDINGS})
diff --git a/modules/bindings/pymod/ialign.py b/modules/bindings/pymod/ialign.py
index 673f1b78a8fcee8cd85c7a244a25f9b18c4c98a5..d5c9f570d3a6abbaef00e2f8d1070727349b28f9 100644
--- a/modules/bindings/pymod/ialign.py
+++ b/modules/bindings/pymod/ialign.py
@@ -120,7 +120,9 @@ def _ParseiAlign(lines):
   return iAlignResult(rmsd, tf, alignment, is_score, aln_residues, aln_contacts)
 
 def _RuniAlign(ialign, tmp_dir, options={}):
-  opts = {'a' : 1}   # concise output
+  opts = {'a' : 1,  # concise output
+          'w' : tmp_dir
+         } 
   opts.update(options)
   cmd_opts = []
   for k, v in opts.iteritems():
@@ -143,6 +145,8 @@ def _RuniAlign(ialign, tmp_dir, options={}):
   lines=ps.stdout.readlines()
   if (len(lines))<22:
     _CleanupFiles(tmp_dir)
+    #for l in lines:
+    #  print l
     raise RuntimeError("iAlign superposition failed")
   return _ParseiAlign(lines)