diff --git a/boswatch/inputSource/inputBase.py b/boswatch/inputSource/inputBase.py
index e3c03c5..001d102 100644
--- a/boswatch/inputSource/inputBase.py
+++ b/boswatch/inputSource/inputBase.py
@@ -67,7 +67,7 @@ class InputBase(ABC):
         print(data)
 
     def getDecoderInstance(self, decoderConfig, StdIn):
-        mmProc = ProcessManager(str(decoderConfig.get("Path", default="multimon-ng")), textMode=True)
+        mmProc = ProcessManager(str(decoderConfig.get("path", default="multimon-ng")), textMode=True)
         if decoderConfig.get("fms", default=0):
             mmProc.addArgument("-a FMSFSK")
         if decoderConfig.get("zvei", default=0):
@@ -78,8 +78,8 @@ class InputBase(ABC):
             mmProc.addArgument("-a POCSAG1200")
         if decoderConfig.get("poc2400", default=0):
             mmProc.addArgument("-a POCSAG2400")
-        if decoderConfig.get("Char", default=0):
-            mmProc.addArgument("-C " + str(decoderConfig.get("Char")))
+        if decoderConfig.get("char", default=0):
+            mmProc.addArgument("-C " + str(decoderConfig.get("char")))
         mmProc.addArgument("-f alpha")
         mmProc.addArgument("-t raw -")
         mmProc.setStdin(StdIn)
diff --git a/config/client.yaml b/config/client.yaml
index b6a1f29..1550eab 100644
--- a/config/client.yaml
+++ b/config/client.yaml
@@ -38,4 +38,4 @@ decoder:
   poc1200: yes
   poc2400: yes
   Path: /opt/multimon/multimon-ng
-  Char: DE
+  char: DE
diff --git a/docu/docs/config.md b/docu/docs/config.md
index efc4d5f..b833101 100644
--- a/docu/docs/config.md
+++ b/docu/docs/config.md
@@ -140,8 +140,8 @@ inputSource:
 |poc512|POCSAG Decoder (Bitrate 512)|no|
 |poc1200|POCSAG Decoder (Bitrate 1200)|no|
 |poc2400|POCSAG Decoder (Bitrate 2400)|no|
-|Path|Pfad zur multimon-ng Binary|multimon-ng|
-|Char|multimon-ng Char-Set|not set|
+|path|Pfad zur multimon-ng Binary|multimon-ng|
+|char|multimon-ng char-Set|not set|
 
 **Beispiel:**
 ```yaml
@@ -151,8 +151,8 @@ decoder:
   poc512: no
   poc1200: no
   poc2400: yes
-  Path: /opt/multimon/multimon-ng
-  Char: DE
+  path: /opt/multimon/multimon-ng
+  char: DE
 ```
 
 ---