diff --git a/biogascontrollerapp.py b/biogascontrollerapp.py
index 76d20e4..1160bad 100644
--- a/biogascontrollerapp.py
+++ b/biogascontrollerapp.py
@@ -120,12 +120,12 @@ class BiogasControllerApp(MDApp):
     def build(self):
         # Configure com
         filters = [
-            x
+            x.strip()
             for x in read_config(
                 "Connection",
                 "filters",
-                "USB-Serial Controller, Prolific USB-Serial Controller",
-            ).split(",")
+                "USB-Serial Controller; Prolific USB-Serial Controller",
+            ).split(";")
         ]
 
         baudrate = int(
diff --git a/config.ini b/config.ini
index d19ccad..5447852 100644
--- a/config.ini
+++ b/config.ini
@@ -2,8 +2,8 @@
 port_override = None
 baudrate = 19200
 # List the names as which the adapter cable will show up separated by commas below
-# For ENATECH, the below is likely correct.
-filters = USB-Serial Controller, Prolific USB-Serial Controller
+# For ENATECH, the below is likely correct. The name cannot contain a semicolon
+filters = USB-Serial Controller; Prolific USB-Serial Controller
 
 [UI]
 height = 600