diff --git a/docs/Using-Operations-Service.md b/docs/Using-Operations-Service.md
index 82a8252..199188d 100644
--- a/docs/Using-Operations-Service.md
+++ b/docs/Using-Operations-Service.md
@@ -470,6 +470,14 @@ class UserOperation: IOperation {
     
     /** Proximity Check Data to be passed when OTP is handed to the app */
     var proximityCheck: ProximityCheck? = null
+
+
+    /**
+     *  Enum-like reason why the status has changed.
+     *
+     *  Max 32 characters are expected. Possible values depend on the backend implementation and configuration.
+     */
+    val statusReason: String?
 }
 ```
 
diff --git a/library/src/androidTest/java/IntegrationTests.kt b/library/src/androidTest/java/IntegrationTests.kt
index 005bbf9..f6581c6 100644
--- a/library/src/androidTest/java/IntegrationTests.kt
+++ b/library/src/androidTest/java/IntegrationTests.kt
@@ -324,4 +324,30 @@ class IntegrationTests {
         }
         Assert.assertNull(authorizedFuture2.get(20, TimeUnit.SECONDS))
     }
+
+    @Test
+    fun testOperationCanceledWithReason() {
+        // create regular operation
+        val op = IntegrationUtils.createOperation(IntegrationUtils.Companion.Factors.F_2FA)
+        val cancelReason = "PREARRANGED_REASON"
+        // cancel the operation
+        IntegrationUtils.cancelOperation(op.operationId, cancelReason)
+
+        val future = CompletableFuture<List<OperationHistoryEntry>?>()
+        val auth = PowerAuthAuthentication.possessionWithPassword(pin)
+        ops.getHistory(auth) { result ->
+            result.onSuccess { future.complete(it) }
+                .onFailure { future.completeExceptionally(it) }
+        }
+
+        val operations = future.get(20, TimeUnit.SECONDS)
+        Assert.assertNotNull("Operations not retrieved", operations)
+        if (operations == null) {
+            return
+        }
+
+        val opRecord = operations.firstOrNull { it.operation.id == op.operationId }
+        Assert.assertNotNull(opRecord)
+        Assert.assertTrue("${opRecord?.operation?.statusReason} should be PREARRANGED_REASON", opRecord?.operation?.statusReason == "PREARRANGED_REASON")
+    }
 }
diff --git a/library/src/androidTest/java/IntegrationUtils.kt b/library/src/androidTest/java/IntegrationUtils.kt
index 701553b..a67d6be 100644
--- a/library/src/androidTest/java/IntegrationUtils.kt
+++ b/library/src/androidTest/java/IntegrationUtils.kt
@@ -190,6 +190,11 @@ class IntegrationUtils {
             return makeCall(opBody, "$cloudServerUrl/v2/operations")
         }
 
+        @Throws
+        fun cancelOperation(operationId: String, reason: String): StatusResponse {
+            return makeCall("", "$cloudServerUrl/v2/operations/$operationId?statusReason=$reason", "DELETE")
+        }
+
         @Throws
         fun createNonPersonalizedPACOperation(factors: Factors): NonPersonalisedTOTPOperationObject {
             val opBody = when (factors) {
diff --git a/library/src/main/java/com/wultra/android/mtokensdk/api/operation/model/UserOperation.kt b/library/src/main/java/com/wultra/android/mtokensdk/api/operation/model/UserOperation.kt
index cdedb64..c0eaf95 100644
--- a/library/src/main/java/com/wultra/android/mtokensdk/api/operation/model/UserOperation.kt
+++ b/library/src/main/java/com/wultra/android/mtokensdk/api/operation/model/UserOperation.kt
@@ -80,7 +80,15 @@ open class UserOperation(
      * Proximity Check Data to be passed when OTP is handed to the app
      */
     @SerializedName("proximityCheck")
-    override var proximityCheck: ProximityCheck? = null
+    override var proximityCheck: ProximityCheck? = null,
+
+    /**
+     *  Enum-like reason why the status has changed.
+     *
+     *  Max 32 characters are expected. Possible values depend on the backend implementation and configuration.
+     */
+    @SerializedName("statusReason")
+    val statusReason: String?
 ) : IOperation, ExpirableOperation
 
 /**