diff --git a/series/inf.json b/series/inf.json
index 7bf079f..b52c16b 100644
--- a/series/inf.json
+++ b/series/inf.json
@@ -6,7 +6,7 @@
   "source_remote": "r1",
   "answer_remote": "r1a",
   "fallback_branch": "deploy",
-  "default_card": "control",
+  "default_card": "types",
   "cards": [
     {
       "id": "asm-c-gcc",
@@ -26,6 +26,12 @@
       "branch": "deploy",
       "title": "rv32i-c / bss-data-stack"
     },
+    {
+      "id": "types",
+      "repo": "lab-rv32i-c-types-operators-expressions",
+      "branch": "deploy",
+      "title": "rv32i-c / types-operators-expressions"
+    },
     {
       "id": "control",
       "repo": "lab-rv32i-c-control-flow",