diff --git a/lge320reader.py b/lge320reader.py
index a437dd6..303fe3c 100755
--- a/lge320reader.py
+++ b/lge320reader.py
@@ -71,6 +71,7 @@ class LGE320:
         }
 
         if block_zero_reads and (float(energy_values["T1"]) == 0.0 or float(energy_values["T2"]) == 0.0):  # zero reads may happen when the read head is taken from the meter
+            print(f"{bcolors.WARNING}Received zero readings: {bcolors.ENDC} @{bcolors.OKBLUE}{datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')}{bcolors.ENDC} | {bcolors.OKCYAN}T1.8.0:{bcolors.ENDC} {bcolors.BOLD}{(data['T1'])/10}{bcolors.ENDC} | {bcolors.OKCYAN}T2.8.0:{bcolors.ENDC} {bcolors.BOLD}{(data['T2'])/10}{bcolors.ENDC} | {bcolors.FAIL}Ignoring these (because of BLOCK_ZERO_READS) and waiting for 1s before trying again.{bcolors.ENDC}")
             sleep(1)
             return self.read()
 
@@ -112,7 +113,7 @@ if __name__ == "__main__":  # if run from cli (not imported as a module)
         print(bcolors.WARNING + f"No serial port specified, trying {port}" + bcolors.ENDC)
     lge320 = LGE320(port)
 
-    block_zero_reads = os.getenv('BLOCK_ZERO_READS', False)
+    block_zero_reads = os.getenv('BLOCK_ZERO_READS', True)
     
     ## define the clients
     def on_connect(client, userdata, flags, reason_code, properties):