diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 162f22e..a729e6a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -17,11 +17,10 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/')
         run: |
           VERSION=$(echo $GITHUB_REF | sed 's#refs/tags/##')
-          echo "$VERSION"
           PLACEHOLDER="develop"
           VERSION_FILE='idi/__init__.py'
           grep "__version__.*$PLACEHOLDER" "$VERSION_FILE"
-          sed -Ei "s/(__version__ ?=.*)-$PLACEHOLDER/\1-$VERSION/g" "$VERSION_FILE"
+          sed -E -i'.original' -e "s/(__version__ ?=.*)\+$PLACEHOLDER/\1\+$VERSION/g" "$VERSION_FILE"
           cat "$VERSION_FILE"
         shell: bash
         
@@ -64,11 +63,10 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/')
         run: |
           VERSION=$(echo $GITHUB_REF | sed 's#refs/tags/##')
-          echo "$VERSION"
           PLACEHOLDER="develop"
           VERSION_FILE='idi/__init__.py'
           grep "__version__.*$PLACEHOLDER" "$VERSION_FILE"
-          sed -Ei "s/(__version__ ?=.*)-$PLACEHOLDER/\1-$VERSION/g" "$VERSION_FILE"
+          sed -E -i'.original' -e "s/(__version__ ?=.*)\+$PLACEHOLDER/\1\+$VERSION/g" "$VERSION_FILE"
           cat "$VERSION_FILE"
         shell: bash
         
@@ -134,11 +132,10 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/')
         run: |
           VERSION=$(echo $GITHUB_REF | sed 's#refs/tags/##')
-          echo "$VERSION"
           PLACEHOLDER="develop"
           VERSION_FILE='idi/__init__.py'
           grep "__version__.*$PLACEHOLDER" "$VERSION_FILE"
-          sed -Ei "s/(__version__ ?=.*)-$PLACEHOLDER/\1-$VERSION/g" "$VERSION_FILE"
+          sed -E -i'.original' -e "s/(__version__ ?=.*)\+$PLACEHOLDER/\1\+$VERSION/g" "$VERSION_FILE"
           cat "$VERSION_FILE"
         shell: bash
         
diff --git a/idi/__init__.py b/idi/__init__.py
index 1d073cb..505c744 100644
--- a/idi/__init__.py
+++ b/idi/__init__.py
@@ -1,3 +1,3 @@
-__version__ = "0.0.0-develop"
+__version__ = "0.0.0+develop"
 __all__ = ['reconstruction', 'simulation', 'util']
 # from . import simulation,reconstruction
diff --git a/setup.py b/setup.py
index 7cfd303..2760534 100755
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@ def configuration():
     from collections import OrderedDict
     import numpy
 
-    config = Configuration("idi", "")
+    config = Configuration("idi","")
     srcdir = join(dirname(realpath(__file__)), "idi")
     mkl_info = get_info("mkl")
     basedirs = list(
@@ -113,11 +113,24 @@ def configuration():
     return config
 
 
+def get_version(rel_path):
+    import os.path
+    import codecs
+
+    here = os.path.abspath(os.path.dirname(__file__))
+    with codecs.open(os.path.join(here, rel_path), "r") as fp:
+        for line in fp.read().splitlines():
+            if line.startswith("__version__"):
+                delim = '"' if '"' in line else "'"
+                return line.split(delim)[1]
+    raise RuntimeError("Unable to find version string.")
+
+
 def setup_package():
     from numpy.distutils.core import setup
-    import idi as app
-    
+
     metadata = dict(
+        version=get_version("idi/__init__.py"),
         maintainer="zimmf",
         description="idi simulation and reconstruction",
         platforms=["Linux", "Mac OS-X"],
@@ -136,10 +149,9 @@ def setup_package():
             "mkl-include",
         ],
         package_data={"": ["*.cu"]},
-        version=app.__version__,
         scripts=["scripts/idi_sim.py", "scripts/idi_simrecon.py"],
-        configuration=configuration,
         test_suite="tests",
+        **configuration().todict()
     )
     setup(**metadata)