diff --git a/obd/elm327.py b/obd/elm327.py
index b543effc..c50c8de4 100644
--- a/obd/elm327.py
+++ b/obd/elm327.py
@@ -549,6 +549,7 @@ def __read(self, end_marker=ELM_PROMPT):
 
             # end on specified end-marker sequence
             if end_marker in buffer:
+            # if self.ELM_PROMPT in buffer or ((self.ELM_LP_ACTIVE in buffer) and (b"BUS INIT: OK\r" not in buffer)):
                 break
 
         # log, and remove the "bytearray(   ...   )" part
diff --git a/setup.py b/setup.py
index a5e30300..12e177dd 100644
--- a/setup.py
+++ b/setup.py
@@ -30,5 +30,5 @@
     packages=find_packages(),
     include_package_data=True,
     zip_safe=False,
-    install_requires=["pyserial==3.*", "pint==0.20.*"],
+    install_requires=["pyserial==3.*", "pint==0.7.*"],
 )