diff --git a/.changeset/calm-tabs-stay-contained.md b/.changeset/calm-tabs-stay-contained.md
deleted file mode 100644
index 541a2d74..00000000
--- a/.changeset/calm-tabs-stay-contained.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@stll/folio-core": patch
----
-
-Keep justified tabbed first lines within the paragraph's right margin.
diff --git a/.changeset/complete-embedded-font-mock.md b/.changeset/complete-embedded-font-mock.md
new file mode 100644
index 00000000..db8aa55c
--- /dev/null
+++ b/.changeset/complete-embedded-font-mock.md
@@ -0,0 +1,4 @@
+---
+---
+
+Keep the embedded-font test mock compatible with concurrent React test imports.
diff --git a/bun.lock b/bun.lock
index a1001300..2c2310be 100644
--- a/bun.lock
+++ b/bun.lock
@@ -48,7 +48,7 @@
     },
     "packages/core": {
       "name": "@stll/folio-core",
-      "version": "0.17.0",
+      "version": "0.17.1",
       "dependencies": {
         "@stll/docx-core": "workspace:^",
         "@stll/docx-utils": "^0.1.0",
@@ -222,7 +222,7 @@
     "archiver": "8.0.0",
     "brace-expansion": "5.0.9",
     "fast-uri": "3.1.5",
-    "nanoid": "3.3.17",
+    "nanoid": "3.3.18",
     "postcss": "8.5.25",
     "prosemirror-model": "1.25.11",
     "prosemirror-view": "1.42.1",
@@ -1630,7 +1630,7 @@
 
     "muggle-string": ["muggle-string@0.4.1", "", {}, "sha512-VNTrAak/KhO2i8dqqnqnAHOa3cYBwXEZe9h+D5h/1ZqFSTEFHdM65lR7RoIqq3tBBYavsOXV84NoHXZ0AkPyqQ=="],
 
-    "nanoid": ["nanoid@3.3.17", "", { "bin": { "nanoid": "bin/nanoid.cjs" } }, "sha512-xQLf0A3HOMlgHq0n247/LRuAOYmB7dXJ/DvAxGvsSBij45XtBSmQycu+F8ODbHwns/XyFZagyL1+J0Offw1E0g=="],
+    "nanoid": ["nanoid@3.3.18", "", { "bin": { "nanoid": "bin/nanoid.cjs" } }, "sha512-DTg4MJbGMWkfi6VZFdNt2/caMbQy4Ou+Op/hJQvGEWcnVfoA1QA+xzRKAzw9jD6+GVOOeYr/mIcuDSdug6F6+w=="],
 
     "nanotar": ["nanotar@0.3.0", "", {}, "sha512-Kv2JYYiCzt16Kt5QwAc9BFG89xfPNBx+oQL4GQXD9nLqPkZBiNaqaCWtwnbk/q7UVsTYevvM1b0UF8zmEI4pCg=="],
 
diff --git a/package.json b/package.json
index 829e69d3..31103e28 100644
--- a/package.json
+++ b/package.json
@@ -116,7 +116,7 @@
     "archiver": "8.0.0",
     "brace-expansion": "5.0.9",
     "fast-uri": "3.1.5",
-    "nanoid": "3.3.17",
+    "nanoid": "3.3.18",
     "postcss": "8.5.25",
     "prosemirror-model": "1.25.11",
     "prosemirror-view": "1.42.1",
diff --git a/packages/core/CHANGELOG.md b/packages/core/CHANGELOG.md
index 4ffa3b71..7c411f2d 100644
--- a/packages/core/CHANGELOG.md
+++ b/packages/core/CHANGELOG.md
@@ -1,5 +1,11 @@
 # @stll/folio-core
 
+## 0.17.1
+
+### Patch Changes
+
+- [#566](https://github.com/stella/folio/pull/566) [`0e40ca0`](https://github.com/stella/folio/commit/0e40ca014bb241216dfce01dac0128a1fecbab58) Thanks [@jan-kubica](https://github.com/jan-kubica)! - Keep justified tabbed first lines within the paragraph's right margin.
+
 ## 0.17.0
 
 ### Minor Changes
diff --git a/packages/core/package.json b/packages/core/package.json
index b2213f00..7bf8882f 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@stll/folio-core",
-  "version": "0.17.0",
+  "version": "0.17.1",
   "description": "Headless, framework-neutral core of folio: the OOXML (.docx) parser, document model, ProseMirror integration, and page-layout engine. No React.",
   "keywords": [
     "document-model",
diff --git a/packages/react/src/paged-editor/embeddedFonts.test.ts b/packages/react/src/paged-editor/embeddedFonts.test.ts
index c10ee383..dacb1587 100644
--- a/packages/react/src/paged-editor/embeddedFonts.test.ts
+++ b/packages/react/src/paged-editor/embeddedFonts.test.ts
@@ -7,6 +7,8 @@ import type { EmbeddedFont } from "@stll/folio-core/fonts/embeddedFonts";
 let extractImpl: (buffer: ArrayBuffer) => Promise<EmbeddedFont[]>;
 void mock.module("@stll/folio-core/fonts/embeddedFonts", () => ({
   extractEmbeddedFonts: (buffer: ArrayBuffer) => extractImpl(buffer),
+  buildEmbeddedFontFamilyMap: (faces: readonly EmbeddedFont[]) =>
+    new Map(faces.map(({ originalFamily, family }) => [originalFamily, family])),
 }));
 
 const { loadEmbeddedFontFaces } = await import("./embeddedFonts");