diff --git a/java-api.iml b/java-api.iml
deleted file mode 100644
index 78b2cc5..0000000
--- a/java-api.iml
+++ /dev/null
@@ -1,2 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4" />
\ No newline at end of file
diff --git a/target/test-classes/blockchain/utility/UtilTest.class b/target/test-classes/blockchain/utility/UtilTest.class
index 7dcb7ca..67dc2a1 100644
Binary files a/target/test-classes/blockchain/utility/UtilTest.class and b/target/test-classes/blockchain/utility/UtilTest.class differ