diff --git a/conformance/BUILD b/conformance/BUILD
index 726a11b0b..9b527cf35 100644
--- a/conformance/BUILD
+++ b/conformance/BUILD
@@ -201,26 +201,6 @@ _TESTS_TO_SKIP = [
     # precision to preserve value. Not available on older compilers where we just use absl::Format.
     # We should probably update the spec to allow different formats that parse to the same value.
     "conversions/string/double_hard",
-
-    # Recent changes
-    "proto2/set_null/repeated_field_timestamp_null_pruned",
-    "proto2/set_null/repeated_field_duration_null_pruned",
-    "proto2/set_null/repeated_field_wrapper_null_pruned",
-    "proto2/set_null/map_timestamp_null_pruned",
-    "proto2/set_null/map_duration_null_pruned",
-    "proto2/set_null/map_wrapper_null_pruned",
-    "proto3/set_null/repeated_field_timestamp_null_pruned",
-    "proto3/set_null/repeated_field_duration_null_pruned",
-    "proto3/set_null/repeated_field_wrapper_null_pruned",
-    "proto3/set_null/map_timestamp_null_pruned",
-    "proto3/set_null/map_duration_null_pruned",
-    "proto3/set_null/map_wrapper_null_pruned",
-    "string_ext/format/default precision for fixed-point clause with int",
-    "string_ext/format/default precision for fixed-point clause with uint",
-    "string_ext/format/default precision for scientific notation with int",
-    "string_ext/format/default precision for scientific notation with uint",
-    "namespace/namespace_shadowing/basic",
-    "namespace/namespace_shadowing/comprehension_shadowing_namespaced_selector_disambiguation",
 ]
 
 _TESTS_TO_SKIP_MODERN = _TESTS_TO_SKIP
diff --git a/conformance/run.bzl b/conformance/run.bzl
index d53fd539c..4fcf325c6 100644
--- a/conformance/run.bzl
+++ b/conformance/run.bzl
@@ -70,7 +70,7 @@ def _conformance_test_args(modern, optimize, recursive, select_opt, skip_check,
         args.append("--skip_check")
     else:
         args.append("--noskip_check")
-    args.append("--skip_tests=\"{}\"".format(",".join(_expand_tests_to_skip(skip_tests))))
+    args.append("--skip_tests={}".format(",".join(_expand_tests_to_skip(skip_tests))))
     if dashboard:
         args.append("--dashboard")
     return args
@@ -80,8 +80,8 @@ def _conformance_test(name, data, modern, optimize, recursive, select_opt, skip_
         name = _conformance_test_name(name, optimize, recursive),
         args = _conformance_test_args(modern, optimize, recursive, select_opt, skip_check, skip_tests, dashboard) + ["$(location " + test + ")" for test in data] + select(
             {
-                "@platforms//os:windows": ["--skip_tests=\"{}\"".format(",".join(skip_tests + _TESTS_TO_SKIP_WINDOWS))],
-                "//conditions:default": ["--skip_tests=\"{}\"".format(",".join(skip_tests))],
+                "@platforms//os:windows": ["--skip_tests={}".format(",".join(skip_tests + _TESTS_TO_SKIP_WINDOWS))],
+                "//conditions:default": ["--skip_tests={}".format(",".join(skip_tests))],
             },
         ),
         data = data,