diff --git a/extensions/opentelemetry/deployment/src/test/java/io/quarkus/opentelemetry/deployment/propagation/OpenTelemetryMpContextPropagationTest.java b/extensions/opentelemetry/deployment/src/test/java/io/quarkus/opentelemetry/deployment/propagation/OpenTelemetryMpContextPropagationTest.java
index 15eab26a170ce..f9c32352e47a8 100644
--- a/extensions/opentelemetry/deployment/src/test/java/io/quarkus/opentelemetry/deployment/propagation/OpenTelemetryMpContextPropagationTest.java
+++ b/extensions/opentelemetry/deployment/src/test/java/io/quarkus/opentelemetry/deployment/propagation/OpenTelemetryMpContextPropagationTest.java
@@ -61,7 +61,7 @@ public CompletionStage<String> helloWithCustomExecutor() {
             return this.threadContext
                     .withContextCapture(CompletableFuture.supplyAsync(
                             () -> message, this.customExecutorService))
-                    .thenApplyAsync(msg -> msg + "-" + Span.current().getSpanContext().getTraceId());
+                    .thenApplyAsync(msg -> msg + "-" + Span.current().getSpanContext().getTraceId(), customExecutorService);
         }
     }
 }