diff --git a/tests/encryption_test.go b/tests/encryption_test.go
index a6a787c..f072e23 100644
--- a/tests/encryption_test.go
+++ b/tests/encryption_test.go
@@ -154,7 +154,7 @@ kcrypt:
 			)
 
 			secretOut, err := cmd.CombinedOutput()
-			Expect(err).ToNot(HaveOccurred(), secretOut)
+			Expect(err).ToNot(HaveOccurred(), string(secretOut))
 			Expect(string(secretOut)).To(MatchRegexp("tpm"))
 		})
 	})