diff --git a/pytest_examples/find_examples.py b/pytest_examples/find_examples.py
index 9f6523f..123bb8d 100644
--- a/pytest_examples/find_examples.py
+++ b/pytest_examples/find_examples.py
@@ -76,7 +76,7 @@ def prefix_settings(self) -> dict[str, str]:
         This works on the format `py foo="bar" spam="with space"`.
         """
         settings = {}
-        for m in re.finditer(r'(\S+?)=([\'"])(.+?)\2', self.prefix):
+        for m in re.finditer(r'([^{\s]+?)=([\'"])(.+?)\2', self.prefix):
             settings[m.group(1)] = m.group(3)
         return settings