diff --git a/python-ctypesgen.spec b/python-ctypesgen.spec
index 6381ca9..7a65192 100644
--- a/python-ctypesgen.spec
+++ b/python-ctypesgen.spec
@@ -32,6 +32,7 @@ BuildRequires:  %{python_module wheel}
 BuildRequires:  %{pythons} >= 3.7
 BuildRequires:  alts
 BuildRequires:  fdupes
+BuildRequires:  gcc
 BuildRequires:  python-rpm-macros
 Requires:       alts
 BuildArch:      noarch
@@ -55,7 +56,6 @@ and creates a wrapper for libraries based on what it finds.
 %check
 # Create a dir in PWD and set TMPDIR to avoid writing to /tmp
 export TMPDIR=`mktemp -d -p ${PWD}`
-export PYTHONPATH=.
 %pyunittest -v
 
 %pre