diff --git a/model/base/src/main/java/org/eclipse/ditto/model/base/headers/DittoHeadersBuilder.java b/model/base/src/main/java/org/eclipse/ditto/model/base/headers/DittoHeadersBuilder.java index ed77404740..01383a67ed 100755 --- a/model/base/src/main/java/org/eclipse/ditto/model/base/headers/DittoHeadersBuilder.java +++ b/model/base/src/main/java/org/eclipse/ditto/model/base/headers/DittoHeadersBuilder.java @@ -14,6 +14,7 @@ import java.util.Collection; import java.util.Map; +import java.util.UUID; import javax.annotation.Nullable; import javax.annotation.concurrent.NotThreadSafe; @@ -43,6 +44,15 @@ public interface DittoHeadersBuilder