diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8161a5..e41acdd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
+## unreleased
+
+### Improvements
 * Simplify JSON parsing in error handler
 * Add new fields from Vault 1.16 and 1.17 to `HealthResponse`
-    * `echo_duration_ms`
-    * `clock_skew_ms`
-    * `replication_primary_canary_age_ms`
-    * `enterprise`
+  * `echo_duration_ms`
+  * `clock_skew_ms`
+  * `replication_primary_canary_age_ms`
+  * `enterprise`
+* Add missing `num_uses` field to `AuthData`
 
 ### Dependencies
 * Updated Jackson to 2.17.1
diff --git a/src/main/java/de/stklcode/jvault/connector/model/response/embedded/AuthData.java b/src/main/java/de/stklcode/jvault/connector/model/response/embedded/AuthData.java
index 95bc240..cb32fdf 100644
--- a/src/main/java/de/stklcode/jvault/connector/model/response/embedded/AuthData.java
+++ b/src/main/java/de/stklcode/jvault/connector/model/response/embedded/AuthData.java
@@ -33,7 +33,7 @@ import java.util.Objects;
  */
 @JsonIgnoreProperties(ignoreUnknown = true)
 public final class AuthData implements Serializable {
-    private static final long serialVersionUID = 3067695351664603536L;
+    private static final long serialVersionUID = 5969334512309655317L;
 
     @JsonProperty("client_token")
     private String clientToken;
@@ -65,6 +65,9 @@ public final class AuthData implements Serializable {
     @JsonProperty("orphan")
     private boolean orphan;
 
+    @JsonProperty("num_uses")
+    private Integer numUses;
+
     @JsonProperty("mfa_requirement")
     private MfaRequirement mfaRequirement;
 
@@ -134,6 +137,14 @@ public final class AuthData implements Serializable {
         return accessor;
     }
 
+    /**
+     * @return allowed number of uses for the issued token
+     * @since 1.3
+     */
+    public Integer getNumUses() {
+        return numUses;
+    }
+
     /**
      * @return Token is orphan
      * @since 0.9
@@ -169,12 +180,13 @@ public final class AuthData implements Serializable {
                 Objects.equals(leaseDuration, authData.leaseDuration) &&
                 Objects.equals(entityId, authData.entityId) &&
                 Objects.equals(tokenType, authData.tokenType) &&
+                Objects.equals(numUses, authData.numUses) &&
                 Objects.equals(mfaRequirement, authData.mfaRequirement);
     }
 
     @Override
     public int hashCode() {
         return Objects.hash(clientToken, accessor, policies, tokenPolicies, metadata, leaseDuration, renewable,
-                entityId, tokenType, orphan, mfaRequirement);
+                entityId, tokenType, orphan, numUses, mfaRequirement);
     }
 }
diff --git a/src/test/java/de/stklcode/jvault/connector/model/response/AuthResponseTest.java b/src/test/java/de/stklcode/jvault/connector/model/response/AuthResponseTest.java
index 51e30db..2e6bca2 100644
--- a/src/test/java/de/stklcode/jvault/connector/model/response/AuthResponseTest.java
+++ b/src/test/java/de/stklcode/jvault/connector/model/response/AuthResponseTest.java
@@ -48,6 +48,7 @@ class AuthResponseTest extends AbstractModelTest<AuthResponse> {
     private static final String AUTH_ENTITY_ID = "";
     private static final String AUTH_TOKEN_TYPE = "service";
     private static final Boolean AUTH_ORPHAN = false;
+    private static final Integer AUTH_NUM_USES = 42;
     private static final String MFA_REQUEST_ID = "d0c9eec7-6921-8cc0-be62-202b289ef163";
     private static final String MFA_KEY = "enforcementConfigUserpass";
     private static final String MFA_METHOD_TYPE = "totp";
@@ -75,6 +76,7 @@ class AuthResponseTest extends AbstractModelTest<AuthResponse> {
         "    \"entity_id\": \"" + AUTH_ENTITY_ID + "\",\n" +
         "    \"token_type\": \"" + AUTH_TOKEN_TYPE + "\",\n" +
         "    \"orphan\": " + AUTH_ORPHAN + ",\n" +
+        "    \"num_uses\": " + AUTH_NUM_USES + ",\n" +
         "    \"mfa_requirement\": {\n" +
         "      \"mfa_request_id\": \"" + MFA_REQUEST_ID + "\",\n" +
         "      \"mfa_constraints\": {\n" +
@@ -134,6 +136,7 @@ class AuthResponseTest extends AbstractModelTest<AuthResponse> {
         assertEquals(AUTH_ORPHAN, data.isOrphan(), "Incorrect auth orphan flag");
         assertEquals(AUTH_TOKEN_TYPE, data.getTokenType(), "Incorrect auth token type");
         assertEquals(AUTH_ENTITY_ID, data.getEntityId(), "Incorrect auth entity id");
+        assertEquals(AUTH_NUM_USES, data.getNumUses(), "Incorrect auth num uses");
         assertEquals(2, data.getPolicies().size(), "Incorrect number of policies");
         assertTrue(data.getPolicies().containsAll(Set.of(AUTH_POLICY_1, AUTH_POLICY_2)));
         assertEquals(2, data.getTokenPolicies().size(), "Incorrect number of token policies");