diff --git a/docs/modernization/debt.md b/docs/modernization/debt.md
index eb5cd8d1..9678477f 100644
--- a/docs/modernization/debt.md
+++ b/docs/modernization/debt.md
@@ -292,11 +292,11 @@ agent or engineer to remove them without reconstructing context from chat.
   children; toolbar settings, cloud browser, and other remaining retained
   dialog families still stay open under the same debt until they move to the
   same lifetime model.
-- 2026-06-15: `DEBT-0049` was narrowed again. `pp_assets_brush_package_tests`
+- 2026-06-16: `DEBT-0049` was narrowed again. `pp_assets_brush_package_tests`
   now names the currently accepted legacy PPBR version matrix explicitly:
-  canonical `0.1`, tolerated `0.2`, tolerated `1.1`, and rejected `1.2`. The
-  live parser still preserves the legacy tolerance until broader compatibility
-  fixtures prove strict canonical enforcement is safe.
+  legacy major-zero cases, legacy minor-one cases, and rejected `1.2`. The
+  live parser still preserves the legacy tolerance until a stricter supported
+  version matrix is proven safe.
 - 2026-06-15: `DEBT-0063` was narrowed again. Sidebar stroke/color/layer/grid
   popups, file/about/layer menu popups in `src/app_layout.cpp`, quick
   brush/color popup+ticker overlays in `src/legacy_quick_ui_services.cpp`,
diff --git a/docs/modernization/roadmap.md b/docs/modernization/roadmap.md
index 18710c42..c7079aa2 100644
--- a/docs/modernization/roadmap.md
+++ b/docs/modernization/roadmap.md
@@ -1509,7 +1509,9 @@ legacy-owned.
 The live PPBR import/export path consumes those helpers, while legacy
 Serializer/Image payload reading, stroke preview generation, preset storage,
 and the historical permissive version check remain tracked under `DEBT-0047`
-and `DEBT-0049`.
+and `DEBT-0049`. The compatibility test fixture now spells out the tolerated
+legacy matrix more directly, but the parser still keeps the permissive rule
+until a stricter supported-version policy is proven safe.
 ABR and PPBR import image target planning for brush tips and patterns also now
 uses `pp_assets::brush_package`, so the legacy preset panel no longer owns the
 `data/brushes`, `data/brushes/thumbs`, `data/patterns`, and
diff --git a/tests/assets/brush_package_tests.cpp b/tests/assets/brush_package_tests.cpp
index 9401e592..b95b8d96 100644
--- a/tests/assets/brush_package_tests.cpp
+++ b/tests/assets/brush_package_tests.cpp
@@ -24,25 +24,32 @@ std::array<std::byte, pp::assets::ppbr_header_size> ppbr_header(std::uint16_t ma
 
 void parses_ppbr_header_and_legacy_version_tolerance(pp::tests::Harness& harness)
 {
-    const auto canonical_bytes = ppbr_header(0, 1);
-    const auto canonical = pp::assets::parse_ppbr_header(canonical_bytes);
+    struct Case {
+        std::uint16_t major;
+        std::uint16_t minor;
+        bool accepted;
+    };
 
-    PP_EXPECT(harness, canonical);
-    PP_EXPECT(harness, canonical.value().major == 0U);
-    PP_EXPECT(harness, canonical.value().minor == 1U);
+    const std::array<Case, 6> cases {
+        Case { 0U, 0U, true },
+        Case { 0U, 1U, true },
+        Case { 0U, 2U, true },
+        Case { 1U, 1U, true },
+        Case { 2U, 1U, true },
+        Case { 1U, 2U, false },
+    };
 
-    const auto tolerated_minor = pp::assets::parse_ppbr_header(ppbr_header(0, 2));
-    const auto tolerated_major = pp::assets::parse_ppbr_header(ppbr_header(1, 1));
-    const auto rejected_both = pp::assets::parse_ppbr_header(ppbr_header(1, 2));
-
-    PP_EXPECT(harness, tolerated_minor);
-    PP_EXPECT(harness, tolerated_minor.value().major == 0U);
-    PP_EXPECT(harness, tolerated_minor.value().minor == 2U);
-    PP_EXPECT(harness, tolerated_major);
-    PP_EXPECT(harness, tolerated_major.value().major == 1U);
-    PP_EXPECT(harness, tolerated_major.value().minor == 1U);
-    PP_EXPECT(harness, !rejected_both);
-    PP_EXPECT(harness, rejected_both.status().code == pp::foundation::StatusCode::invalid_argument);
+    for (const auto& item : cases) {
+        const auto result = pp::assets::parse_ppbr_header(ppbr_header(item.major, item.minor));
+        if (item.accepted) {
+            PP_EXPECT(harness, result);
+            PP_EXPECT(harness, result.value().major == item.major);
+            PP_EXPECT(harness, result.value().minor == item.minor);
+        } else {
+            PP_EXPECT(harness, !result);
+            PP_EXPECT(harness, result.status().code == pp::foundation::StatusCode::invalid_argument);
+        }
+    }
 }
 
 void rejects_truncated_and_bad_magic_headers(pp::tests::Harness& harness)