diff --git a/tests/operations/tests/BLAKE2b.mjs b/tests/operations/tests/BLAKE2b.mjs
index 94c4fab9..88eff1af 100644
--- a/tests/operations/tests/BLAKE2b.mjs
+++ b/tests/operations/tests/BLAKE2b.mjs
@@ -5,7 +5,7 @@
  * @copyright Crown Copyright 2019
  * @license Apache-2.0
  */
-import TestRegister from "../TestRegister";
+import TestRegister from "../../lib/TestRegister";
 
 TestRegister.addTests([
     {
diff --git a/tests/operations/tests/BLAKE2s.mjs b/tests/operations/tests/BLAKE2s.mjs
index 09d53b6a..6bddeec1 100755
--- a/tests/operations/tests/BLAKE2s.mjs
+++ b/tests/operations/tests/BLAKE2s.mjs
@@ -5,7 +5,7 @@
  * @copyright Crown Copyright 2019
  * @license Apache-2.0
  */
-import TestRegister from "../TestRegister";
+import TestRegister from "../../lib/TestRegister";
 
 TestRegister.addTests([
     {
diff --git a/tests/operations/tests/Charts.mjs b/tests/operations/tests/Charts.mjs
index 5b6d9781..aa891d81 100644
--- a/tests/operations/tests/Charts.mjs
+++ b/tests/operations/tests/Charts.mjs
@@ -5,7 +5,7 @@
  * @copyright Crown Copyright 2019
  * @license Apache-2.0
  */
-import TestRegister from "../TestRegister";
+import TestRegister from "../../lib/TestRegister";
 
 TestRegister.addTests([
     {