diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f014add14e56cde06af73f51fbf321f08503db37..b110e0b05fc12cf93b6d6a101cf49d1b82ce0d34 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,7 +9,8 @@ test:
   stage: test
   script:
     - export PYTHONPATH="/usr/local/lib64/python2.7/site-packages:/usr/local/lib/python2.7/site-packages"
-    - pip install pandas numpy
+    - echo "pandas" > requirements.txt
+    - pip install -r requirements.txt
     - python setup.py install
     - python setup.py test
   # As a temporary measure
@@ -30,7 +31,7 @@ pages:
 
 
 # Build receipe for standalone wheels on Linux
-build:wheel:
+wheel:
   stage: build
   script:
     - pip install wheel
@@ -40,23 +41,21 @@ build:wheel:
   artifacts:
     expire_in: 3h
     paths:
-      - wheelhouse
+      - dist
 
-
-
-# deploy:wheel:
-#    stage: deploy
-#    image: containers.ligo.org/lscsoft/lalsuite-manylinux:master
-#    script:
-#     - /opt/python/cp36-cp36m/bin/pip install twine	
-#     - /opt/python/cp36-cp36m/bin/twine upload wheelhouse/*
-
-#   artifacts:
-#     expire_in: 3h
-#     paths:
-#       - wheelhouse
-#   only:
-#     - master@lscsoft/lalsuite
-#   except:
-#     - pushes
-#     - web
\ No newline at end of file
+deploy:wheel:
+   stage: deploy
+   script:
+    - pip install twine
+    - twine upload dist/*
+  artifacts:
+    expire_in: 3h
+    paths:
+      - dist
+  only:
+    - master
+  #only:
+  #  - tags
+  # except:
+  #   - pushes
+  #   - web
\ No newline at end of file
diff --git a/minke/mdctools.py b/minke/mdctools.py
index 3e0e4dd4a7fe6babfa5070b56655113e69031730..fb2b4d94bee04be7c5dbe60ae2f8c8477cc915e3 100644
--- a/minke/mdctools.py
+++ b/minke/mdctools.py
@@ -603,7 +603,7 @@ class Frame():
             # Loop through each interferometer
             for ifo in self.ifos:
                 # Calculate the number of samples in the timeseries
-                nsamp = (self.end-self.start)*rate
+                nsamp = int((self.end-self.start)*rate)
                 # Make the timeseries
                 h_resp = lal.CreateREAL8TimeSeries("inj time series", epoch, 0, 1.0/rate, lal.StrainUnit, nsamp)
                 # Loop over all of the injections corresponding to this frame
diff --git a/requirements.txt b/requirements.txt
index 8fed041814e4c61a208c50efb42b469c07f988e0..fb6c7ed7ec60dafcf523d2e12daa17abc92ae384 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1 @@
-numpy
-scipy
-matplotlib
 pandas
diff --git a/setup.py b/setup.py
index 74d73b335ef62c7c1a50e111edd57d1811685143..13d1a5fff8fb2a87f4a0c5a27c10f9f3fc5c6f2d 100755
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+from setuptools.command.build_ext import build_ext as _build_ext
 
 try:
     from setuptools import setup
@@ -14,27 +15,37 @@ with open('README.rst') as readme_file:
 with open('HISTORY.rst') as history_file:
     history = history_file.read()
 
-requirements = [
-   'numpy',
-   'matplotlib',
-   'pandas',
-   'scipy',
+# see https://stackoverflow.com/a/21621689/1862861 for why this is here
+class build_ext(_build_ext):
+    def finalize_options(self):
+        _build_ext.finalize_options(self)
+        # Prevent numpy from thinking it is still in its setup process:
+        __builtins__.__NUMPY_SETUP__ = False
+        import numpy
+        self.include_dirs.append(numpy.get_include())
+
+setup_requirements = [
+    'numpy',
+    'setuptools_scm'
 ]
 
+with open("requirements.txt") as requires_file:
+    requirements = requires_file.read().split("\n")
+
 test_requirements = [
     "py",
     "pytest",
     "coverage"
-    # TODO: put package test requirements here
 ]
 
 setup(
     name='minke',
     version='1.0.1',
+    use_scm_version=True,
     description="Minke is a Python package to produce Mock Data Challenge data sets for LIGO interferometers.",
     long_description=readme + '\n\n' + history,
     author="Daniel Williams",
-    author_email='d.williams.2@research.gla.ac.uk',
+    author_email='daniel.williams@ligo.org',
     url='https://github.com/transientlunatic/minke',
     packages=[
         'minke',
@@ -42,6 +53,7 @@ setup(
     package_dir={'minke':
                  'minke'},
     include_package_data=True,
+    setup_requires = setup_requirements,
     install_requires=requirements,
     license="ISCL",
     zip_safe=False,