diff --git a/docker/otel-collector-config.yaml b/docker/otel-collector-config.yaml
index 31a3f8c91..6cae0b59b 100644
--- a/docker/otel-collector-config.yaml
+++ b/docker/otel-collector-config.yaml
@@ -1,3 +1,5 @@
+file_format: '1.0'
+
 receivers:
   otlp:
     protocols:
diff --git a/docker/otel-collector-test-config.yaml b/docker/otel-collector-test-config.yaml
index 9d0fbf076..73d9d6474 100644
--- a/docker/otel-collector-test-config.yaml
+++ b/docker/otel-collector-test-config.yaml
@@ -1,3 +1,5 @@
+file_format: '1.0'
+
 receivers:
   otlp:
     protocols: