diff --git a/internal/pb/pb_test.go b/internal/pb/pb_test.go
new file mode 100644
index 00000000..d8f955d3
--- /dev/null
+++ b/internal/pb/pb_test.go
@@ -0,0 +1,48 @@
+/*
+ *     Copyright 2025 The CNAI Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package pb
+
+import (
+	"io"
+	"sync"
+	"testing"
+)
+
+func TestSetDisableProgressIsRaceFree(t *testing.T) {
+	progress := NewProgressBar(io.Discard)
+	defer progress.Stop()
+	defer SetDisableProgress(false)
+
+	var wg sync.WaitGroup
+	wg.Add(2)
+
+	go func() {
+		defer wg.Done()
+		for i := 0; i < 1000; i++ {
+			SetDisableProgress(i%2 == 0)
+		}
+	}()
+
+	go func() {
+		defer wg.Done()
+		for i := 0; i < 1000; i++ {
+			progress.Add("copy", "blob", 1, nil)
+		}
+	}()
+
+	wg.Wait()
+}