diff --git a/codex-rs/agent-identity/BUILD.bazel b/codex-rs/agent-identity/BUILD.bazel
index d1363c468f..3957a19a92 100644
--- a/codex-rs/agent-identity/BUILD.bazel
+++ b/codex-rs/agent-identity/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "agent-identity",
     crate_name = "codex_agent_identity",
+    test_sizes = {
+        "agent-identity-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/apply-patch/BUILD.bazel b/codex-rs/apply-patch/BUILD.bazel
index b43e8ed6aa..df0e714b6f 100644
--- a/codex-rs/apply-patch/BUILD.bazel
+++ b/codex-rs/apply-patch/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "apply-patch",
     crate_name = "codex_apply_patch",
+    test_sizes = {
+        "apply-patch-all-test-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/file-system/BUILD.bazel b/codex-rs/file-system/BUILD.bazel
index 5648036f8d..0e311a7a22 100644
--- a/codex-rs/file-system/BUILD.bazel
+++ b/codex-rs/file-system/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "file-system",
     crate_name = "codex_file_system",
+    test_sizes = {
+        "file-system-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/memories/read/BUILD.bazel b/codex-rs/memories/read/BUILD.bazel
index 5cf6ec799b..2e49f74659 100644
--- a/codex-rs/memories/read/BUILD.bazel
+++ b/codex-rs/memories/read/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "read",
     crate_name = "codex_memories_read",
+    test_sizes = {
+        "read-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/secrets/BUILD.bazel b/codex-rs/secrets/BUILD.bazel
index 1b69e7c7e0..ddd2f3e511 100644
--- a/codex-rs/secrets/BUILD.bazel
+++ b/codex-rs/secrets/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "secrets",
     crate_name = "codex_secrets",
+    test_sizes = {
+        "secrets-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/state/BUILD.bazel b/codex-rs/state/BUILD.bazel
index 8b7c454fdb..57a7ad22dd 100644
--- a/codex-rs/state/BUILD.bazel
+++ b/codex-rs/state/BUILD.bazel
@@ -9,4 +9,7 @@ codex_rust_crate(
         "migrations/**",
     ]),
     crate_name = "codex_state",
+    test_sizes = {
+        "state-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/utils/approval-presets/BUILD.bazel b/codex-rs/utils/approval-presets/BUILD.bazel
index 5fd4984486..54e9aea292 100644
--- a/codex-rs/utils/approval-presets/BUILD.bazel
+++ b/codex-rs/utils/approval-presets/BUILD.bazel
@@ -3,4 +3,7 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "approval-presets",
     crate_name = "codex_utils_approval_presets",
+    test_sizes = {
+        "approval-presets-unit-tests-windows-cross": "medium",
+    },
 )
diff --git a/codex-rs/utils/rustls-provider/BUILD.bazel b/codex-rs/utils/rustls-provider/BUILD.bazel
index 7c0a4004b2..4a8a4d9c7f 100644
--- a/codex-rs/utils/rustls-provider/BUILD.bazel
+++ b/codex-rs/utils/rustls-provider/BUILD.bazel
@@ -5,5 +5,6 @@ codex_rust_crate(
     crate_name = "codex_utils_rustls_provider",
     test_sizes = {
         "rustls-provider-preinstalled-test-windows-cross": "medium",
+        "rustls-provider-unit-tests-windows-cross": "medium",
     },
 )
diff --git a/codex-rs/windows-sandbox-rs/BUILD.bazel b/codex-rs/windows-sandbox-rs/BUILD.bazel
index cb701594cc..c0c0f9ee7d 100644
--- a/codex-rs/windows-sandbox-rs/BUILD.bazel
+++ b/codex-rs/windows-sandbox-rs/BUILD.bazel
@@ -6,4 +6,7 @@ codex_rust_crate(
         "codex-windows-sandbox-setup.manifest",
     ],
     crate_name = "codex_windows_sandbox",
+    test_sizes = {
+        "windows-sandbox-rs-unit-tests-windows-cross": "medium",
+    },
 )