diff --git a/builtin/providers/azure/provider_test.go b/builtin/providers/azure/provider_test.go
index 7422b0eb0..3eb836c44 100644
--- a/builtin/providers/azure/provider_test.go
+++ b/builtin/providers/azure/provider_test.go
@@ -140,7 +140,7 @@ func TestAzure_providerConfigure(t *testing.T) {
 	err = rp.Configure(terraform.NewResourceConfig(rawConfig))
 	meta := rp.(*schema.Provider).Meta()
 	if meta == nil {
-		t.Fatal("Expected metadata, got nil: err: %s", err)
+		t.Fatalf("Expected metadata, got nil: err: %s", err)
 	}
 }