diff --git a/core-java/src/test/java/com/baeldung/guava/GuavaBiMapUnitTest.java b/java-collections-maps/src/test/java/com/baeldung/guava/GuavaBiMapUnitTest.java
similarity index 100%
rename from core-java/src/test/java/com/baeldung/guava/GuavaBiMapUnitTest.java
rename to java-collections-maps/src/test/java/com/baeldung/guava/GuavaBiMapUnitTest.java