diff --git a/JASP-Engine/JASP-Engine.pro b/JASP-Engine/JASP-Engine.pro
index 82f3f985..197fd8f6 100644
--- a/JASP-Engine/JASP-Engine.pro
+++ b/JASP-Engine/JASP-Engine.pro
@@ -76,6 +76,7 @@ INCLUDEPATH += \
 linux:INCLUDEPATH += \
 	/usr/share/R/include \
         /usr/lib/R/library/include \
+	/usr/include/R \
 	$$_R_HOME/site-library/Rcpp/include
 
 macx:LIBS += \