diff --git a/vlib/cli/flag_test.v b/vlib/cli/cli_flag_test.v
similarity index 100%
rename from vlib/cli/flag_test.v
rename to vlib/cli/cli_flag_test.v
diff --git a/vlib/encoding/utf8/utf8_test.v b/vlib/encoding/utf8/encoding_utf8_test.v
similarity index 100%
rename from vlib/encoding/utf8/utf8_test.v
rename to vlib/encoding/utf8/encoding_utf8_test.v
diff --git a/vlib/time/format_test.v b/vlib/time/time_format_test.v
similarity index 100%
rename from vlib/time/format_test.v
rename to vlib/time/time_format_test.v
diff --git a/vlib/v/parser/parser_test.v b/vlib/v/parser/v_parser_test.v
similarity index 100%
rename from vlib/v/parser/parser_test.v
rename to vlib/v/parser/v_parser_test.v