diff --git a/build.gradle.kts b/build.gradle.kts
index c3c1ba8..23481fd 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -104,6 +104,7 @@ dependencies {
 
     compileOnly("org.tukaani:xz:1.9") // LZMA support, optional
 
+    testImplementation("com.dorkbox:HexUtilities:1.0") // watch-out for circular deps!
     testImplementation("io.netty:netty-buffer:4.1.96.Final")
     testImplementation("com.esotericsoftware:kryo:5.5.0")
     testImplementation("org.lz4:lz4-java:1.8.0")
diff --git a/test/dorkbox/bytes/TestBase58.kt b/test/dorkbox/bytes/TestBase58.kt
index 1af2192..ed22c2a 100644
--- a/test/dorkbox/bytes/TestBase58.kt
+++ b/test/dorkbox/bytes/TestBase58.kt
@@ -15,6 +15,7 @@
  */
 package dorkbox.bytes
 
+import dorkbox.hex.hexToByteArray
 import org.junit.Assert.assertTrue
 import org.junit.Test
 
diff --git a/test/dorkbox/bytes/TestHashing.kt b/test/dorkbox/bytes/TestHashing.kt
index 9fc13a1..ae7fd95 100644
--- a/test/dorkbox/bytes/TestHashing.kt
+++ b/test/dorkbox/bytes/TestHashing.kt
@@ -15,6 +15,7 @@
  */
 package dorkbox.bytes
 
+import dorkbox.hex.toHexString
 import org.junit.Assert.*
 import org.junit.Test
 import java.io.File
@@ -61,7 +62,7 @@ class TestHashing {
         // https://stackoverflow.com/questions/54247407/why-utf-8-bom-bytes-efbbbf-can-be-replaced-by-ufeff
 
         // FEFF is the BOM for UTF_16 (required by RFC 2781 for charsets)
-        assertEquals("feff" + ("123123123123".toBytes16().toNoPrefixHexString()), "123123123123".toByteArray(Charsets.UTF_16).toNoPrefixHexString())
+        assertEquals("feff" + ("123123123123".toBytes16().toHexString(false)), "123123123123".toByteArray(Charsets.UTF_16).toHexString(false))
 
 
         assertArrayEquals("23".toCharArray().toBytes16(), "23".toBytes16() )