diff --git a/tools/h5diff/testph5diff.sh.in b/tools/h5diff/testph5diff.sh.in
index b4d82f7977..ca212a1acc 100644
--- a/tools/h5diff/testph5diff.sh.in
+++ b/tools/h5diff/testph5diff.sh.in
@@ -20,7 +20,7 @@ TESTNAME=ph5diff
 EXIT_SUCCESS=0
 EXIT_FAILURE=1
 
-TOOL=${srcdir}/testh5diff.sh
+TOOL=testh5diff.sh
 
 nerrors=0