diff --git a/op25Handler.py b/op25Handler.py
index 0d0412e..cd10c66 100644
--- a/op25Handler.py
+++ b/op25Handler.py
@@ -51,8 +51,8 @@ class OP25Handler(threading.Thread):
         if self.OP25Proc is not None:
             self.close_op25()
 
-        p25_kwargs = ["./rx.py", "--args", "rtl", "-N", "LNA:49", "-s", "200000", "-o", "25600", "-U", "-f",
-                      f"{self.Frequency}e6", "-X", "-2"]
+        p25_kwargs = "./rx.py", "--args", "rtl", "-N", "LNA:49", "-s", "200000", "-o", "25600", "-U", "-f",\
+                     f"{self.Frequency}e6", "-X", "-2"
         p25_stdout = subprocess.DEVNULL
         p25_stderr = subprocess.STDOUT
 
@@ -62,7 +62,7 @@ class OP25Handler(threading.Thread):
         os.chdir(self.OP25Dir)
 
         if self.HTTP_ENABLED:
-            p25_kwargs.append(["-l", "http:0.0.0.0:8080"])
+            p25_kwargs += "-l", "http:0.0.0.0:8080"
             p25_stdout = subprocess.STDOUT
 
         self.OP25Proc = subprocess.Popen(p25_kwargs, shell=False, stdout=p25_stdout, stderr=p25_stderr)