diff --git a/platform/nats/values.yaml b/platform/nats/values.yaml
index 5bd51ce..a0079ce 100644
--- a/platform/nats/values.yaml
+++ b/platform/nats/values.yaml
@@ -24,10 +24,10 @@ config:
             password: "<< $NATS_SYS_PASSWORD >>"
       CI:
         jetstream:
-          # These values are rendered directly into nats.conf and therefore use
-          # NATS size syntax, not Kubernetes resource.Quantity syntax.
-          max_memory: 32M
-          max_file: 1G
+          # Account limits are JSON-encoded by config.merge. Use explicit byte
+          # counts so NATS receives integers rather than quoted size strings.
+          max_memory: 33554432
+          max_file: 1073741824
           max_streams: 16
           max_consumers: 64
           max_bytes_required: true