diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ArchiveController.java b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ArchiveController.java
index 5fa3058fd..5f90ddbbd 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ArchiveController.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/ArchiveController.java
@@ -141,8 +141,8 @@ public class ArchiveController {
   @ApiResponse(responseCode = "429", description = "Rate limited.")
   public CompletionStage<BackupAuthCredentialsResponse> getBackupZKCredentials(
       @Auth AuthenticatedAccount auth,
-      @NotNull @QueryParam("redemptionStartSeconds") Integer startSeconds,
-      @NotNull @QueryParam("redemptionEndSeconds") Integer endSeconds) {
+      @NotNull @QueryParam("redemptionStartSeconds") Long startSeconds,
+      @NotNull @QueryParam("redemptionEndSeconds") Long endSeconds) {
 
     return this.backupAuthManager.getBackupAuthCredentials(
             auth.getAccount(),
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/CertificateController.java b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/CertificateController.java
index d4568216f..5be299183 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/controllers/CertificateController.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/controllers/CertificateController.java
@@ -89,8 +89,8 @@ public class CertificateController {
   @Path("/auth/group")
   public GroupCredentials getGroupAuthenticationCredentials(
       @Auth AuthenticatedAccount auth,
-      @QueryParam("redemptionStartSeconds") int startSeconds,
-      @QueryParam("redemptionEndSeconds") int endSeconds,
+      @QueryParam("redemptionStartSeconds") long startSeconds,
+      @QueryParam("redemptionEndSeconds") long endSeconds,
       @QueryParam("pniAsServiceId") boolean pniAsServiceId) {
 
     final Instant startOfDay = clock.instant().truncatedTo(ChronoUnit.DAYS);