diff --git a/conreq/utils/environment.py b/conreq/utils/environment.py
index 64c56012..900ef1da 100644
--- a/conreq/utils/environment.py
+++ b/conreq/utils/environment.py
@@ -11,8 +11,7 @@
 _SAFE_MODE = None
 _DEBUG_MODE = None
 _DB_ENGINE = None
-ENV_PREFIX = os.environ.get("CONREQ_ENV_PREFIX", "").rstrip("_").upper()
-if ENV_PREFIX:
+if ENV_PREFIX := os.environ.get("CONREQ_ENV_PREFIX", "").rstrip("_").upper():
     ENV_PREFIX = ENV_PREFIX + "_"