diff --git a/nc_test/Makefile.am b/nc_test/Makefile.am
index 8a88d1b9f..3bd254b43 100644
--- a/nc_test/Makefile.am
+++ b/nc_test/Makefile.am
@@ -33,11 +33,11 @@ TESTPROGRAMS += quick_large_files tst_big_var6 tst_big_var2	\
 tst_big_rvar tst_big_var tst_large large_files
 endif # LARGE_FILE_TESTS
 
-#if BUILD_BENCHMARKS
+if BUILD_BENCHMARKS
 TESTPROGRAMS += testnc3perf
 testnc3perf_SOURCES = testnc3perf.c
 CLEANFILES += benchmark.nc
-#endif
+endif
 
 
 # Set up the tests.