diff --git a/engine/Makefile b/engine/Makefile
index da42f79..83fd006 100644
--- a/engine/Makefile
+++ b/engine/Makefile
@@ -36,7 +36,7 @@ else
 ifeq ($(os),Linux)
 	R_HOME = /usr/lib/R
 	INCLUDES += -I/usr/share/R/include
-	LIBS  = -L$(R_HOME)/library/RInside/lib -L$(R_HOME)/site-library/RInside/lib \
+	LIBS  = -L$(R_HOME)/library/RInside/lib -L$(R_HOME)/site-library/RInside/lib -L$(R_HOME)/lib \
 			-lboost_filesystem \
 			-lboost_system \
 			-lpthread \
@@ -53,12 +53,13 @@ endif
 endif
 
 INCLUDES += \
+	-I/usr/include/R \
 	-I$(SRCDIR)/../../include \
 	-I$(SRCDIR)/../../../include \
 	-I$(SRCDIR)/../server/jamovi/common \
 	-I$(R_HOME)/include \
 	-I$(R_HOME)/library/RInside/include -I$(R_HOME)/site-library/RInside/include \
-	-I$(R_HOME)/library/Rcpp/include	-I$(R_HOME)/site-library/Rcpp/include
+	-I$(R_HOME)/library/Rcpp/include	-I$(R_HOME)/site-library/Rcpp/include 
 
 LIBS += -lR -lnanomsg -lprotobuf -lRInside