diff --git a/src/exprtk.cpp b/src/exprtk.cpp
index d8e2f9ab3e8b821257d8f1e04c10e00b6a124616..cb6a8ebb2adf7b00eeef1e85f498a71735d6004d 100644
--- a/src/exprtk.cpp
+++ b/src/exprtk.cpp
@@ -2,3 +2,4 @@
 // Created by martin on 8/8/18.
 //
 
+#include <exprtk.hpp>
\ No newline at end of file