diff --git a/firmware/src_simtrace/req_ctx.h b/firmware/src_simtrace/req_ctx.h
index 21149aa8..995219f4 100644
--- a/firmware/src_simtrace/req_ctx.h
+++ b/firmware/src_simtrace/req_ctx.h
@@ -6,6 +6,8 @@
 
 #include <stdint.h>
 
+#define REQ_CTX_LISTS
+
 #define __ramfunc
 
 enum req_ctx_state {