diff --git a/source/tui.cpp b/source/tui.cpp
index 1644d43..7b73f59 100644
--- a/source/tui.cpp
+++ b/source/tui.cpp
@@ -4,6 +4,12 @@
 #include <ncurses.h>
 
 #include "config.hpp"
+#include "db.hpp"
+
+static
+char * render_entry(const Entry * const entry, const char * const format) {
+    return NULL;
+}
 
 signed tui_main(int argc, char * * argv) {
     read_config(NULL);