diff --git a/Makefile b/Makefile
index a2847bb..f5a2bd1 100644
--- a/Makefile
+++ b/Makefile
@@ -68,7 +68,7 @@ CPUTEST := tests/cputest.firmware
 
 BINARY := README.txt license.txt CHANGE_LOG.txt images/*.jpg firmware/*/*.firmware
 
-PACKAGES := ${addprefix se/sics/mspsim/,core platform/esb platform/sky ui util chip extutil/highlight}
+PACKAGES := ${addprefix se/sics/mspsim/,core platform/esb platform/sky ui util chip extutil/highlight extutil/jfreechart}
 
 SOURCES := ${wildcard *.java $(addsuffix /*.java,$(PACKAGES))}