diff --git a/guava/src/test/java/org/baeldung/guava/CustomEvent.java b/guava/src/main/java/org/baeldung/guava/CustomEvent.java
similarity index 100%
rename from guava/src/test/java/org/baeldung/guava/CustomEvent.java
rename to guava/src/main/java/org/baeldung/guava/CustomEvent.java
diff --git a/guava/src/test/java/org/baeldung/guava/EventBusWrapper.java b/guava/src/main/java/org/baeldung/guava/EventBusWrapper.java
similarity index 100%
rename from guava/src/test/java/org/baeldung/guava/EventBusWrapper.java
rename to guava/src/main/java/org/baeldung/guava/EventBusWrapper.java
diff --git a/guava/src/test/java/org/baeldung/guava/EventListener.java b/guava/src/main/java/org/baeldung/guava/EventListener.java
similarity index 100%
rename from guava/src/test/java/org/baeldung/guava/EventListener.java
rename to guava/src/main/java/org/baeldung/guava/EventListener.java