diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ab6a1b2..14f59f4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -39,7 +39,7 @@ jobs:
            ./gradlew test
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index f903bb1..078ad30 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -4,6 +4,11 @@
 
 Repo for code shared between Java services.
 
+## VERSION: 0.3.1 (Release 4/21/25)
+
+* Restored the JobState class, which was removed in version 0.1.0 is 2019. It was no longer
+  used in this repo, but is still used in `kb_sdk` async Java clients.
+
 ## VERSION: 0.3.0 (Release 4/24/24)
 
 * The GetMongoDB class has been removed.
@@ -24,8 +29,8 @@ Repo for code shared between Java services.
 
 ## VERSION: 0.1.0 (Release 11/12/19)
 
-* JsonServerServlet method dispatch to the Narrative Job Service (via *_async and *_check) methods
-  has been removed.
+* JsonServerServlet method dispatch to the Narrative Job Service (via `*_async` and `*_check`)
+  methods has been removed.
   * This includes removing the us.kbase.common.service.JobState class.
 * JsonServerServlet automatic provenance generation has been removed.
 * Java required version is now 1.8.
diff --git a/src/main/java/us/kbase/common/service/JobState.java b/src/main/java/us/kbase/common/service/JobState.java
new file mode 100644
index 0000000..7bacb7d
--- /dev/null
+++ b/src/main/java/us/kbase/common/service/JobState.java
@@ -0,0 +1,107 @@
+package us.kbase.common.service;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import javax.annotation.Generated;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+
+// NOTE: This class is not used in this repo, but is required for kb_sdk[_plus] Java async clients.
+
+/**
+ * <p>Original spec-file type: JobState</p>
+ * <pre>
+ * finished - indicates whether job is done (including error cases) or not,
+ *     if the value is true then either of 'returned_data' or 'detailed_error'
+ *     should be defined;
+ * ujs_url - url of UserAndJobState service used by job service
+ * status - tuple returned by UserAndJobState.get_job_status method
+ * result - keeps exact copy of what original server method puts
+ *     in result block of JSON RPC response;
+ * error - keeps exact copy of what original server method puts
+ *     in error block of JSON RPC response.
+ * </pre>
+ * 
+ */
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@Generated("com.googlecode.jsonschema2pojo")
+@JsonPropertyOrder({
+    "finished",
+    "ujs_url",
+    "status",
+    "result",
+    "error"
+})
+public class JobState<T> {
+
+    @JsonProperty("finished")
+    private Long finished;
+    @JsonProperty("ujs_url")
+    private String ujsUrl;
+    @JsonProperty("status")
+    private List<Object> status;
+    @JsonProperty("result")
+    private T result;
+    private Map<String, Object> additionalProperties = new HashMap<String, Object>();
+
+    @JsonProperty("finished")
+    public Long getFinished() {
+        return finished;
+    }
+
+    @JsonProperty("finished")
+    public void setFinished(Long finished) {
+        this.finished = finished;
+    }
+
+    @JsonProperty("ujs_url")
+    public String getUjsUrl() {
+        return ujsUrl;
+    }
+
+    @JsonProperty("ujs_url")
+    public void setUjsUrl(String ujsUrl) {
+        this.ujsUrl = ujsUrl;
+    }
+
+    @JsonProperty("status")
+    public List<Object> getStatus() {
+        return status;
+    }
+
+    @JsonProperty("status")
+    public void setStatus(List<Object> status) {
+        this.status = status;
+    }
+
+    @JsonProperty("result")
+    public T getResult() {
+        return result;
+    }
+
+    @JsonProperty("result")
+    public void setResult(T result) {
+        this.result = result;
+    }
+
+    @JsonAnyGetter
+    public Map<String, Object> getAdditionalProperties() {
+        return this.additionalProperties;
+    }
+
+    @JsonAnySetter
+    public void setAdditionalProperties(String name, Object value) {
+        this.additionalProperties.put(name, value);
+    }
+
+    @Override
+    public String toString() {
+        return ((((((((((("JobState"+" [finished=")+ finished)+", ujsUrl=")+ ujsUrl)+", status=")+ status)+", result=")+ result)+", additionalProperties=")+ additionalProperties)+"]");
+    }
+}
+