diff --git a/uc4-application/src/main/java/uc4/application/ConfigurationKeys.java b/uc4-application/src/main/java/uc4/application/ConfigurationKeys.java
index 7cbdcaa82f3e32c88edec52329672ad5930fdde5..1ded012e70ec01ea6f3a7af12d16e6dcedaa7e1f 100644
--- a/uc4-application/src/main/java/uc4/application/ConfigurationKeys.java
+++ b/uc4-application/src/main/java/uc4/application/ConfigurationKeys.java
@@ -11,9 +11,9 @@ public final class ConfigurationKeys {
 
   public static final String KAFKA_OUTPUT_TOPIC = "kafka.output.topic";
 
-  public static final String AGGREGATION_DURATION_DAYS = "aggregtion.duration.days";
+  public static final String AGGREGATION_DURATION_DAYS = "aggregation.duration.days";
 
-  public static final String AGGREGATION_ADVANCE_DAYS = "aggregtion.advance.days";
+  public static final String AGGREGATION_ADVANCE_DAYS = "aggregation.advance.days";
 
   public static final String NUM_THREADS = "num.threads";
 
diff --git a/uc4-application/src/main/resources/META-INF/application.properties b/uc4-application/src/main/resources/META-INF/application.properties
index ca6bdf3c81d2fdb689cdcc5af81fe9a3830d0552..61b9d7460575ae24169c4402cb68d8964aa1dc9d 100644
--- a/uc4-application/src/main/resources/META-INF/application.properties
+++ b/uc4-application/src/main/resources/META-INF/application.properties
@@ -1,8 +1,8 @@
 kafka.bootstrap.servers=localhost:9092
 kafka.input.topic=input
 kafka.output.topic=output
-aggregtion.duration.days=30
-aggregtion.advance.days=1
+aggregation.duration.days=30
+aggregation.advance.days=1
 num.threads=1
 commit.interval.ms=10
 cache.max.bytes.buffering=-1