diff --git a/smoke-tests-otel-starter/spring-boot-3/src/main/java/io/opentelemetry/spring/smoketest/RuntimeHints.java b/smoke-tests-otel-starter/spring-boot-3/src/main/java/io/opentelemetry/spring/smoketest/RuntimeHints.java
index ab181ee823d5..e2b01cc7d840 100644
--- a/smoke-tests-otel-starter/spring-boot-3/src/main/java/io/opentelemetry/spring/smoketest/RuntimeHints.java
+++ b/smoke-tests-otel-starter/spring-boot-3/src/main/java/io/opentelemetry/spring/smoketest/RuntimeHints.java
@@ -24,8 +24,9 @@ public void registerHints(
         .registerType(
             TypeReference.of(
                 "org.springframework.data.mongodb.core.aggregation.AggregationOperation"),
-            hint -> {
-              hint.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS);
-            });
+            hint -> hint.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS))
+        .registerType(
+            TypeReference.of("org.apache.kafka.common.serialization.StringDeserializer"),
+            hint -> hint.withMembers(MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS));
   }
 }