diff --git a/libsignal/service/src/main/java/org/whispersystems/signalservice/internal/push/VerificationCodeFailureResponseBody.kt b/libsignal/service/src/main/java/org/whispersystems/signalservice/internal/push/VerificationCodeFailureResponseBody.kt
index d5ddb5b8b4..7dce47b6c1 100644
--- a/libsignal/service/src/main/java/org/whispersystems/signalservice/internal/push/VerificationCodeFailureResponseBody.kt
+++ b/libsignal/service/src/main/java/org/whispersystems/signalservice/internal/push/VerificationCodeFailureResponseBody.kt
@@ -1,12 +1,14 @@
 package org.whispersystems.signalservice.internal.push
 
+import com.fasterxml.jackson.annotation.JsonInclude
 import com.fasterxml.jackson.annotation.JsonProperty
 
 /**
  * Jackson parser for the response body from the server explaining a failure.
  * See also [org.whispersystems.signalservice.api.push.exceptions.ExternalServiceFailureException]
  */
+@JsonInclude(JsonInclude.Include.NON_NULL)
 data class VerificationCodeFailureResponseBody(
-  @JsonProperty val permanentFailure: Boolean,
-  @JsonProperty val reason: String
+  @JsonProperty("permanentFailure") val permanentFailure: Boolean,
+  @JsonProperty("reason") val reason: String
 )