diff --git a/external/source/exploits/cve-2013-0431/Makefile b/external/source/exploits/cve-2013-0431/Makefile
index 7c77a9c3b4..43045c9e5a 100644
--- a/external/source/exploits/cve-2013-0431/Makefile
+++ b/external/source/exploits/cve-2013-0431/Makefile
@@ -2,17 +2,21 @@
 
 CLASSES = \
 	Exploit.java  \
-	B.java
+	B.java \
+	Serializer.java
 
 .SUFFIXES: .java .class
 .java.class:
-	javac -source 1.2 -target 1.2 -cp "../../../../data/java" $*.java
+	javac -source 1.2 -target 1.2 -cp "../../../../data/java:." $*.java
 
 all: $(CLASSES:.java=.class)
 
 install:
+	java Serializer
 	mv Exploit.class ../../../../data/exploits/cve-2013-0431/
 	mv B.class ../../../../data/exploits/cve-2013-0431/
+	mv Exploit.ser ../../../../data/exploits/cve-2013-0431/
 
 clean:
 	rm -rf *.class
+	rm -rf *.ser