diff --git a/test/unit/use-cases/fulcrum-use-cases-unit.js b/test/unit/use-cases/fulcrum-use-cases-unit.js
index 8e860af..395c327 100644
--- a/test/unit/use-cases/fulcrum-use-cases-unit.js
+++ b/test/unit/use-cases/fulcrum-use-cases-unit.js
@@ -24,7 +24,7 @@ describe('#fulcrum-use-cases.js', () => {
     }
 
     // Create a mock BCHJS instance with stubbed sortAllTxs method
-    const mockBchjs = new BCHJS()
+    const mockBchjs = new BCHJS({ restURL: 'http://localhost:5942/v6/' })
     if (!mockBchjs.Electrumx) {
       mockBchjs.Electrumx = {}
     }
diff --git a/test/unit/use-cases/slp-use-cases-unit.js b/test/unit/use-cases/slp-use-cases-unit.js
index 3796656..0a87910 100644
--- a/test/unit/use-cases/slp-use-cases-unit.js
+++ b/test/unit/use-cases/slp-use-cases-unit.js
@@ -32,7 +32,7 @@ describe('#slp-use-cases.js', () => {
     }
 
     // Create mock BCHJS
-    mockBchjs = new BCHJS()
+    mockBchjs = new BCHJS({ restURL: 'http://localhost:5942/v6/' })
     mockBchjs.Electrumx = {
       txData: sandbox.stub().resolves({
         details: {