diff --git a/configure.ac b/configure.ac
index 3a4ed469..04a3cdf4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -838,7 +838,7 @@ AC_CONFIG_FILES(tests/lanczos/Makefile)
 AC_CONFIG_FILES(tests/smearing/Makefile)
 AC_CONFIG_FILES(tests/qdpxx/Makefile)
 AC_CONFIG_FILES(tests/testu01/Makefile)
-AC_CONFIG_FILES(tests/Sp2n/Makefile)
+AC_CONFIG_FILES(tests/sp2n/Makefile)
 AC_CONFIG_FILES(benchmarks/Makefile)
 AC_CONFIG_FILES(examples/Makefile)
 AC_OUTPUT