diff --git a/tests/BUILD.bazel b/tests/BUILD.bazel
index 5de8c7b..380c73f 100644
--- a/tests/BUILD.bazel
+++ b/tests/BUILD.bazel
@@ -14,11 +14,6 @@ DATA = [
     ":test_inputs",
 ]
 
-COPTS = select({
-    "@bazel_tools//src/conditions:windows": ["/std:c++17"],
-    "//conditions:default": ["-std=c++17"],
-})
-
 HDRS = glob(["*.h"])
 
 filegroup(
@@ -37,7 +32,6 @@ test_suite(
     name = "unity_tests",
     tests = test_set(
         srcs = HDRS,
-        copts = COPTS,
         data = DATA,
         test_files = glob(
             ["*.c"],
@@ -54,7 +48,7 @@ test_suite(
 cc_test(
     name = "parse_examples",
     srcs = HDRS + ["parse_examples.c"],
-    copts = COPTS + ['-DTEST_DIR_PATH=\\"tests/inputs/\\"'],
+    copts = ['-DTEST_DIR_PATH=\\"tests/inputs/\\"'],
     data = DATA,
     deps = DEPS,
 )
@@ -62,7 +56,7 @@ cc_test(
 cc_test(
     name = "json_patch_tests",
     srcs = HDRS + ["json_patch_tests.c"],
-    copts = COPTS + ['-DTEST_DIR_PATH=\\"tests/json-patch-tests/\\"'],
+    copts = ['-DTEST_DIR_PATH=\\"tests/json-patch-tests/\\"'],
     data = DATA,
     deps = DEPS,
 )