diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 7f2ba08..94ef4cb 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -15,7 +15,7 @@ source:
 
 build:
   skip: true  # [win and py==38]
-  number: 0
+  number: 1
 
 
 requirements:
@@ -27,19 +27,20 @@ requirements:
     - future
     - numpy
     - fftw
+    - pyfftw ==0.12
     - llvm-openmp >=4.0.1  # [osx]
   run:
     - python
     - setuptools
     - future
     - {{ pin_compatible('numpy') }}
+    - pyfftw ==0.12
     - fftw
-    - scipy >=0.18, <1.9.0
+    - scipy <1.9.0
     - matplotlib-base
     - obspy
     - bottleneck
     - pyproj
-    - pyfftw
     - h5py
     - llvm-openmp >=4.0.1  # [osx]
 
diff --git a/recipe/run_test.py b/recipe/run_test.py
index 5961f1e..c26076a 100644
--- a/recipe/run_test.py
+++ b/recipe/run_test.py
@@ -107,6 +107,27 @@ def check_c_locations():
     # Load the cdll
     cdll = libnames._load_cdll("libutils")
 
+    
+def test_pyfftw_resample():
+    """ Check that pyfftw works properly with our fftw libs. """
+    import io
+    from contextlib import redirect_stdout
+    from eqcorrscan.utils.pre_processing import _resample
+    
+    tr = Trace(np.random.randn(360000))
+    tr.stats.sampling_rate = 100.0
+    
+    f = io.StringIO()
+    with redirect_stdout(f):
+        # If linking not done properly then this will output a traceback to stdout
+        tr_resampled = _resample(tr, 50, threads=2)
+    assert f.getvalue() == ''
+    
+def test_obspy_resample():
+    """ Check that obspy resample works - scipy hanning to hann name change. """
+    tr = Trace(np.random.randn(360000))
+    tr.resample(50)
+    
 
 if __name__ == '__main__':
     """
@@ -114,3 +135,5 @@ def check_c_locations():
     """
     check_c_locations()
     test_multi_channel_xcorr()
+    test_pyfftw_resample()
+    test_obspy_resample()