diff --git a/java/insert_digit_anywhere/Main.java b/java/insert_digit_anywhere_prime/Main.java
similarity index 100%
rename from java/insert_digit_anywhere/Main.java
rename to java/insert_digit_anywhere_prime/Main.java
diff --git a/java/insert_digit_anywhere/Tree.java b/java/insert_digit_anywhere_prime/Tree.java
similarity index 100%
rename from java/insert_digit_anywhere/Tree.java
rename to java/insert_digit_anywhere_prime/Tree.java
diff --git a/java/insert_digit_anywhere/Util.java b/java/insert_digit_anywhere_prime/Util.java
similarity index 100%
rename from java/insert_digit_anywhere/Util.java
rename to java/insert_digit_anywhere_prime/Util.java