diff --git a/tests/regression_tests/mg_convert/inputs_true.dat b/tests/regression_tests/mg_convert/inputs_true.dat
index 9db9b7d7c3..753c0d304c 100644
--- a/tests/regression_tests/mg_convert/inputs_true.dat
+++ b/tests/regression_tests/mg_convert/inputs_true.dat
@@ -8,7 +8,7 @@
 </geometry>
 <?xml version='1.0' encoding='utf-8'?>
 <materials>
-  <cross_sections>./mgxs.h5</cross_sections>
+  <cross_sections>mgxs.h5</cross_sections>
   <material id="1" name="UO2 fuel">
     <density units="macro" value="1.1" />
     <macroscopic name="UO2" />