diff --git a/src/main/java/com/exactpro/th2/common/event/Event.java b/src/main/java/com/exactpro/th2/common/event/Event.java
index 40fb2e1b2..4a43fd33f 100644
--- a/src/main/java/com/exactpro/th2/common/event/Event.java
+++ b/src/main/java/com/exactpro/th2/common/event/Event.java
@@ -606,11 +606,11 @@ protected byte[] buildBody() throws IOException {
     }
 
     protected String formatStateException(String fieldName, Object value) {
-        return fieldName + " in event '" + id + "' already sed with value '" + value + '\'';
+        return fieldName + " in event '" + id + "' already set with value '" + value + '\'';
     }
 
     protected String formatRawBodyStateException(String fieldName) {
-        return fieldName + " can't be added to body data of event '" + id + "' because raw body is already sed";
+        return fieldName + " can't be added to body data of event '" + id + "' because raw body is already set";
     }
 
     @NotNull