diff --git a/src/main/java/de/hottis/measurementCollector/EspThermometerParser.java b/src/main/java/de/hottis/measurementCollector/EspThermometerParser.java
index 0bcbd78..f426747 100644
--- a/src/main/java/de/hottis/measurementCollector/EspThermometerParser.java
+++ b/src/main/java/de/hottis/measurementCollector/EspThermometerParser.java
@@ -12,7 +12,7 @@ import java.util.Properties;
  */
 public class EspThermometerParser extends AMessageParser {
 
-    static final String TOPIC = "IoT/espThermometer2//measurement";
+    static final String TOPIC = "IoT/espThermometer2/measurement";
 
     public EspThermometerParser(Properties config, MyQueue<ADataObject> queue) {
         super(TOPIC, config, queue);