diff --git a/packages/backend/package.json b/packages/backend/package.json
index 7a712b7247..c0af0956b8 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -133,7 +133,7 @@
 		"juice": "11.0.1",
 		"megalodon": "workspace:*",
 		"meilisearch": "0.53.0",
-		"mfm-js": "npm:@transfem-org/sfm-js@0.25.0",
+		"mfm-js": "npm:@transfem-org/sfm-js@0.26.0",
 		"mime-types": "3.0.1",
 		"misskey-js": "workspace:*",
 		"misskey-reversi": "workspace:*",
diff --git a/packages/frontend-embed/package.json b/packages/frontend-embed/package.json
index 632ffdfd9e..75a1becc77 100644
--- a/packages/frontend-embed/package.json
+++ b/packages/frontend-embed/package.json
@@ -15,7 +15,7 @@
 		"buraha": "0.0.1",
 		"frontend-shared": "workspace:*",
 		"json5": "2.2.3",
-		"mfm-js": "npm:@transfem-org/sfm-js@0.25.0",
+		"mfm-js": "npm:@transfem-org/sfm-js@0.26.0",
 		"misskey-js": "workspace:*",
 		"punycode.js": "2.3.1",
 		"shiki": "3.13.0",
diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index 5bf5d3a28d..2f2fd62574 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -120,7 +120,7 @@
 		"happy-dom": "18.0.1",
 		"intersection-observer": "0.12.2",
 		"magic-string": "0.30.19",
-		"mfm-js": "npm:@transfem-org/sfm-js@0.25.0",
+		"mfm-js": "npm:@transfem-org/sfm-js@0.26.0",
 		"micromatch": "4.0.8",
 		"minimatch": "10.0.3",
 		"msw": "2.11.3",