diff --git a/gui.cpp b/gui.cpp
index 8f51b4e..dc6fa92 100644
--- a/gui.cpp
+++ b/gui.cpp
@@ -15,6 +15,7 @@
 #include "shaders.hpp"
 #include "constants.hpp"
 #include "backend.hpp"
+#include "dbc.hpp"
 
 using std::string, std::vector;