diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/entities/CreateProfileRequest.java b/service/src/main/java/org/whispersystems/textsecuregcm/entities/CreateProfileRequest.java
index fa0982c8d..f648891ae 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/entities/CreateProfileRequest.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/entities/CreateProfileRequest.java
@@ -36,7 +36,7 @@ public class CreateProfileRequest {
   private String about;
 
   @JsonProperty
-  @ExactlySize({0, 684})
+  @ExactlySize({0, 776})
   private String paymentAddress;
 
   @JsonProperty
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
index f68a0ae6e..1ce9a5f13 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/tests/controllers/ProfileControllerTest.java
@@ -485,7 +485,7 @@ public class ProfileControllerTest {
     clearInvocations(AuthHelper.VALID_ACCOUNT_TWO);
 
     final String name = RandomStringUtils.randomAlphabetic(380);
-    final String paymentAddress = RandomStringUtils.randomAlphanumeric(684);
+    final String paymentAddress = RandomStringUtils.randomAlphanumeric(776);
 
     Response response = resources.getJerseyTest()
         .target("/v1/profile")
@@ -523,7 +523,7 @@ public class ProfileControllerTest {
     clearInvocations(AuthHelper.VALID_ACCOUNT_TWO);
 
     final String name = RandomStringUtils.randomAlphabetic(380);
-    final String paymentAddress = RandomStringUtils.randomAlphanumeric(684);
+    final String paymentAddress = RandomStringUtils.randomAlphanumeric(776);
 
     Response response = resources.getJerseyTest()
         .target("/v1/profile")
@@ -572,7 +572,7 @@ public class ProfileControllerTest {
     clearInvocations(AuthHelper.VALID_ACCOUNT_TWO);
 
     final String name = RandomStringUtils.randomAlphabetic(380);
-    final String paymentAddress = RandomStringUtils.randomAlphanumeric(684);
+    final String paymentAddress = RandomStringUtils.randomAlphanumeric(776);
 
     Response response = resources.getJerseyTest()
         .target("/v1/profile")