diff --git a/exporter/opentelemetry-exporter-datadog/src/opentelemetry/exporter/datadog/propagator.py b/exporter/opentelemetry-exporter-datadog/src/opentelemetry/exporter/datadog/propagator.py
index 09a46a140c..400d9132b1 100644
--- a/exporter/opentelemetry-exporter-datadog/src/opentelemetry/exporter/datadog/propagator.py
+++ b/exporter/opentelemetry-exporter-datadog/src/opentelemetry/exporter/datadog/propagator.py
@@ -99,7 +99,7 @@ def inject(
             self.SAMPLING_PRIORITY_KEY,
             str(constants.AUTO_KEEP if sampled else constants.AUTO_REJECT),
         )
-        if constants.DD_ORIGIN in span.context.trace_state:
+        if span.context.trace_state.get(constants.DD_ORIGIN):
             set_in_carrier(
                 carrier,
                 self.ORIGIN_KEY,