diff --git a/distributions/otelcol-contrib/manifest.yaml b/distributions/otelcol-contrib/manifest.yaml
index b4656a04..92f01668 100644
--- a/distributions/otelcol-contrib/manifest.yaml
+++ b/distributions/otelcol-contrib/manifest.yaml
@@ -23,6 +23,7 @@ extensions:
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/extension/observer/k8sobserver v0.47.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/extension/oidcauthextension v0.47.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/extension/pprofextension v0.47.0
+  - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/extension/sigv4authextension v0.47.0
   - gomod: github.com/open-telemetry/opentelemetry-collector-contrib/extension/storage v0.47.0
     import: github.com/open-telemetry/opentelemetry-collector-contrib/extension/storage/filestorage