diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/entities/BatchIdentityCheckRequest.java b/service/src/main/java/org/whispersystems/textsecuregcm/entities/BatchIdentityCheckRequest.java
index b32e2da35..6d4ad32e9 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/entities/BatchIdentityCheckRequest.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/entities/BatchIdentityCheckRequest.java
@@ -12,7 +12,7 @@ import javax.validation.constraints.NotNull;
 import javax.validation.constraints.Size;
 import org.whispersystems.textsecuregcm.util.ExactlySize;
 
-public record BatchIdentityCheckRequest(@Valid @Size(max = 1000) List<Element> elements) {
+public record BatchIdentityCheckRequest(@Valid @NotNull @Size(max = 1000) List<Element> elements) {
 
   /**
    * @param aci         account id