diff --git a/python-PyWavelets.changes b/python-PyWavelets.changes
index c614496..f9dc1c9 100644
--- a/python-PyWavelets.changes
+++ b/python-PyWavelets.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Aug  6 04:34:02 UTC 2017 - toddrme2178@gmail.com
+
+- Fix shebangs
+
 -------------------------------------------------------------------
 Wed May 24 13:46:05 UTC 2017 - toddrme2178@gmail.com
 
diff --git a/python-PyWavelets.spec b/python-PyWavelets.spec
index 7fc0f02..a680549 100644
--- a/python-PyWavelets.spec
+++ b/python-PyWavelets.spec
@@ -84,6 +84,9 @@ chmod a-x *.rst
 chmod a-x *.txt
 chmod a-x PyWavelets.egg-info/*
 
+# Fix wrong-script-interpreter
+find demo -name '*.py' -exec sed -i "s|#!/usr/bin/env python|#!%__python3|"  {} \;
+
 # Remove unneeded shebangs
 sed -i '1{\@^#!/usr/bin/env python@d}' pywt/data/create_dat.py
 
@@ -98,7 +101,16 @@ export CFLAGS="%{optflags} -fno-strict-aliasing"
 
 %install
 %python_install
-%python_expand %fdupes %{buildroot}%{$python_sitearch}
+
+%{python_expand pushd %{buildroot}%{$python_sitearch}
+# Fix wrong-script-interpreter
+sed -i "s|#!/usr/bin/env python|#!%__$python|" pywt/tests/*.py
+# Deduplicating files can generate a RPMLINT warning for pyc mtime
+$python -m compileall -d %{$python_sitearch} pywt/tests/
+$python -O -m compileall -d %{$python_sitearch} pywt/tests/
+%fdupes .
+popd
+}
 
 # Create docs.  These need the package to already be built and installed
 PYTHONPATH="$PYTHONPATH:%{buildroot}%{python3_sitearch}" make -C doc PAPER=letter html