diff --git a/assignments/nbproject/project.properties b/assignments/nbproject/project.properties
index 3c1852cbc75ed89c7cb6b061f61c9fb7a709e058..17befcd0ec8dc287ead24a3ac6ad82df7974f36f 100644
--- a/assignments/nbproject/project.properties
+++ b/assignments/nbproject/project.properties
@@ -36,6 +36,7 @@ dist.javadoc.dir=${dist.dir}/javadoc
 endorsed.classpath=
 excludes=
 file.reference.dis-enums-1.3.jar=../lib/dis-enums-1.3.jar
+file.reference.open-dis7-entities-all.jar=../lib/open-dis7-entities-all.jar
 file.reference.open-dis7-java.jar=../lib/open-dis7-java.jar
 file.reference.open-dis_4.16.jar=../lib/open-dis_4.16.jar
 includes=**
@@ -43,7 +44,8 @@ jar.compress=false
 javac.classpath=\
     ${file.reference.open-dis_4.16.jar}:\
     ${file.reference.open-dis7-java.jar}:\
-    ${file.reference.dis-enums-1.3.jar}
+    ${file.reference.dis-enums-1.3.jar}:\
+    ${file.reference.open-dis7-entities-all.jar}
 # Space-separated list of extra javac options
 javac.compilerargs=
 javac.deprecation=false