diff --git a/script/gen_requirements_all.py b/script/gen_requirements_all.py
index 14cb165e6cf..965f881b9c7 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -215,7 +215,7 @@ def core_requirements():
     """Gather core requirements out of setup.py."""
     with open("setup.py") as inp:
         reqs_raw = re.search(r"REQUIRES = \[(.*?)\]", inp.read(), re.S).group(1)
-    return re.findall(r"'(.*?)'", reqs_raw)
+        return [x[1] for x in re.findall(r"(['\"])(.*?)\1", reqs_raw)]
 
 
 def gather_recursive_requirements(domain, seen=None):