diff --git a/afl_transforms/tools/zax/test/test_graph.sh b/afl_transforms/tools/zax/test/test_graph.sh
index cb9b3437420986b469ae62b8fe36ff1a2a9cafd6..1cb471072833923cd862d5a4af5070bd4efcb661 100755
--- a/afl_transforms/tools/zax/test/test_graph.sh
+++ b/afl_transforms/tools/zax/test/test_graph.sh
@@ -1,3 +1,4 @@
+cd $(dirname $(realpath $0) )
 PUT=test_mystrlen.exe
 MYARG="0123456789abcdef"