diff --git a/packages/dd-trace/src/config.js b/packages/dd-trace/src/config.js
index 6809218815c..9476ec45ac8 100644
--- a/packages/dd-trace/src/config.js
+++ b/packages/dd-trace/src/config.js
@@ -599,6 +599,7 @@ class Config {
     this._setBoolean(env, 'runtimeMetrics', DD_RUNTIME_METRICS_ENABLED)
     this._setUnit(env, 'sampleRate', DD_TRACE_SAMPLE_RATE)
     this._setValue(env, 'sampler.rateLimit', DD_TRACE_RATE_LIMIT)
+    // DD_APPSEC_SCA_ENABLED is never used locally, but only sent to the backend
     this._setBoolean(env, 'sca.enabled', DD_APPSEC_SCA_ENABLED)
     this._setString(env, 'scope', DD_TRACE_SCOPE)
     this._setString(env, 'service', DD_SERVICE || DD_SERVICE_NAME || tags.service)