diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index e5ad6c8..e2c86ae 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -17,6 +17,7 @@ jobs:
       fail-fast: False
       matrix:
         python-version: ["3.9", "3.10", "3.11"]
+        numpy-version: [ "numpy<2.0" , "numpy>=2.0" ]
 
     steps:
          # try to cache package install
@@ -24,28 +25,33 @@ jobs:
       with:
           apt: protobuf-compiler
     - uses: actions/checkout@v4
-    - name: Set up Python ${{ matrix.python-version }}
+
+    - name: Set up Python ${{ matrix.python-version }} ${{ matrix.numpy-version }}
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
+        cache-dependency-path: |
+           **/pyproject.toml
+           **/requirements*.txt
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8 pytest wheel setuptools
+        python -m pip install flake8 pytest wheel setuptools build
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: build and binary module
       run: |
         python setup.py build_proto_c
         python -m pip wheel ./
         python -m pip install ./
-        
-    - name: Archive wheel
-      uses: actions/upload-artifact@v4
-      with:
-        name: bact_archiver_${{ matrix.python-version }}
-        path: bact_archiver*.whl
-        retention-days: 14
-      
+
+    #- name: Archive wheel
+    #  uses: actions/upload-artifact@v4
+    #  with:
+    #    name: bact_archiver_${{ matrix.python-version }}
+    #    path: bact_archiver*.whl
+    #    retention-days: 14
+
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
diff --git a/bact_archiver/carchiver.py b/bact_archiver/carchiver.py
index 836efd9..ae52def 100644
--- a/bact_archiver/carchiver.py
+++ b/bact_archiver/carchiver.py
@@ -100,7 +100,7 @@ def get_data_from_archiver(data):
             res.append(chunk.value)
             header = chunk.header
             years.extend(chunk.header.year *
-                         np.ones(len(chunk.value[0]), dtype=np.int))
+                         np.ones(len(chunk.value[0]), dtype=int))
             logger.debug(chunk.header)
             # print('found data:',len(chunk.value[0]))
         else:
@@ -158,13 +158,16 @@ def get_data(data, *, return_type='pandas', time_format='timestamp',
         return None
     elif len(res) == 1:
         values, secs, nanos = res[0]
-        years = years[0] * np.ones(len(secs), dtype=np.int)
+        years = years[0] * np.ones(len(secs), dtype=int)
         # print('One Chunk Only')
         # print('chunk.header.year = ',chunk.header.year)
     else:
         # if multible chunks, combine data and return
         # print("{} chunks found".format(len(res)))
         values = np.concatenate([r[0] for r in res])
+
+
+
         secs = np.concatenate([r[1] for r in res])
         nanos = np.concatenate([r[2] for r in res])
 
diff --git a/proto/epics_event.pyx b/proto/epics_event.pyx
index 7edeea8..56ee129 100644
--- a/proto/epics_event.pyx
+++ b/proto/epics_event.pyx
@@ -196,7 +196,7 @@ cdef read_chunk_i4(char[:] seq, int N, np.ndarray[np.int32_t] secs, np.ndarray[n
 @cython.boundscheck(False)
 @cython.wraparound(False)
 cdef read_chunk_f8(char[:] seq, int N, np.ndarray[np.int32_t] secs, np.ndarray[np.int32_t] nanos):
-    cdef np.ndarray[np.float_t] values = np.empty(N,dtype=np.float)
+    cdef np.ndarray[np.float_t] values = np.empty(N,dtype=float)
 
     cdef ScalarDouble event
 
diff --git a/pyproject.toml b/pyproject.toml
index d87c7d6..4779476 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 name = "bact-archiver"
 # url =
 # fullname = "BACT epics archiver appliance access"
-version = "0.2.2"
+version = "0.2.3"
 description = "EPICS archiver appliance access using google protobuf"
 readme="README.rst"
 authors = [
diff --git a/tests/test_carchiver.py b/tests/test_carchiver.py
index 7a4a3c7..ef2dc3f 100644
--- a/tests/test_carchiver.py
+++ b/tests/test_carchiver.py
@@ -3,6 +3,7 @@
 import logging
 
 from bact_archiver.pyarchiver import get_data
+from bact_archiver.carchiver import get_data_from_archiver as get_data
 from common import test_data_dir
 
 log = logging.getLogger('test')
@@ -21,6 +22,8 @@ def read(self, fname):
     def run_decode(self, *, fname=None, **kw):
         data = self.read(fname)
 
+        tmp = get_data(data)
+        return
         header, values = get_data(data)
         log.debug('Header %s', header)