diff --git a/.gitignore b/.gitignore
index 1041aefbb..a6e82ebde 100644
--- a/.gitignore
+++ b/.gitignore
@@ -214,6 +214,7 @@ tests/read_index
 tests/so_perf
 tests/unit_tests
 tests/ccsds_perf
+tests/grib_util_set_spec
 tigge/.libs/
 tigge/tigge_accumulations
 tigge/tigge_check