diff --git a/test/unit/connection-failure-test.js b/test/unit/connection-failure-test.js
index ffd27e71f..b9ce5268c 100644
--- a/test/unit/connection-failure-test.js
+++ b/test/unit/connection-failure-test.js
@@ -90,10 +90,9 @@ describe('Connection failure handling', function() {
       connection.close();
 
       assert.instanceOf(err, ConnectionError);
-      assert.strictEqual('Connection lost - socket hang up', err.message);
 
-      assert.instanceOf(err.cause, Error);
-      assert.strictEqual('socket hang up', err.cause.message);
+      // We're not checking the actual error message here.
+      // The error message will end up being different between operating systems.
 
       done();
     });
@@ -210,10 +209,9 @@ describe('Connection failure handling', function() {
       connection.close();
 
       assert.instanceOf(err, ConnectionError);
-      assert.strictEqual('Connection lost - socket hang up', err.message);
 
-      assert.instanceOf(err.cause, Error);
-      assert.strictEqual('socket hang up', err.cause.message);
+      // We're not checking the actual error message here.
+      // The error message will end up being different between operating systems.
 
       done();
     });