diff --git a/kiwi b/kiwi
index 6f09e4a..71f2382 100755
--- a/kiwi
+++ b/kiwi
@@ -72,7 +72,7 @@ done
 if [ -f "./${KIWI_CONF_NAME}" ]; then
   # determine needed kiwi-config version
   re_version_line='version\s*:\s*'
-  eval "$(grep -E "${re_version_line}" "./${KIWI_CONF_NAME}" | sed -r 's/'"${re_version_line}"'/KIWI_VERSION=/')"
+  eval "$(grep -E "${re_version_line}" "./${KIWI_CONF_NAME}" | sed -r "s/${re_version_line}/KIWI_VERSION=/")"
 fi
 
 # install if kiwi-config not found
diff --git a/src/kiwi/runner.py b/src/kiwi/runner.py
index affa16e..a2b33dd 100644
--- a/src/kiwi/runner.py
+++ b/src/kiwi/runner.py
@@ -24,7 +24,8 @@ class Runner:
                 ], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
 
             except subprocess.CalledProcessError:
-                raise PermissionError("Cannot access docker, please get into the docker group or run as root!")
+                logging.critical("Cannot access docker, please get into the docker group or run as root!")
+                quit(1)
 
             # setup all subcommands
             for className in subcommands.__all__: