diff --git a/package.json b/package.json
index 8174208b9b9..7b81902a776 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
 		"tools/*"
 	],
 	"devDependencies": {
-		"@adobe/token-diff-generator": "^2.0.0",
+		"@adobe/token-diff-generator": "^2.5.1",
 		"@changesets/changelog-github": "^0.5.1",
 		"@changesets/cli": "^2.29.6",
 		"@commitlint/cli": "^19.8.1",
diff --git a/tokens/package.json b/tokens/package.json
index c233f47553a..c05b6df734d 100644
--- a/tokens/package.json
+++ b/tokens/package.json
@@ -25,7 +25,7 @@
 	"module": "style-dictionary.config.js",
 	"devDependencies": {
 		"@adobe/spectrum-tokens": "0.0.0-s2-foundations-20241121221506",
-		"@adobe/token-diff-generator": "^2.0.0",
+		"@adobe/token-diff-generator": "^2.5.1",
 		"@spectrum-tools/postcss-rgb-mapping": "1.1.0",
 		"deepmerge": "^4.3.1",
 		"lodash-es": "^4.17.21",
diff --git a/yarn.lock b/yarn.lock
index 25aafdecd8a..d8b05119b58 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -115,11 +115,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@adobe/optimized-diff@npm:1.0.0":
+  version: 1.0.0
+  resolution: "@adobe/optimized-diff@npm:1.0.0"
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+  languageName: node
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+
 "@adobe/spectrum-css-monorepo@workspace:.":
   version: 0.0.0-use.local
   resolution: "@adobe/spectrum-css-monorepo@workspace:."
   dependencies:
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+    "@adobe/token-diff-generator": "npm:^2.5.1"
     "@changesets/changelog-github": "npm:^0.5.1"
     "@changesets/cli": "npm:^2.29.6"
     "@commitlint/cli": "npm:^19.8.1"
@@ -188,6 +195,20 @@ __metadata:
   languageName: node
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+"@adobe/spectrum-diff-core@npm:1.1.1":
+  version: 1.1.1
+  resolution: "@adobe/spectrum-diff-core@npm:1.1.1"
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+    commander: "npm:^13.1.0"
+    glob: "npm:^11.0.3"
+    handlebars: "npm:^4.7.8"
+    node-emoji: "npm:^2.2.0"
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+  languageName: node
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+
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   version: 0.0.0-s2-foundations-20241121221506
   resolution: "@adobe/spectrum-tokens@npm:0.0.0-s2-foundations-20241121221506"
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   dependencies:
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     chalk: "npm:^5.4.1"
     commander: "npm:^13.1.0"
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-    emojilib: "npm:^4.0.2"
-    inquirer: "npm:^12.5.2"
-    nixt: "npm:^0.5.1"
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+    handlebars: "npm:^4.7.8"
     node-emoji: "npm:^2.2.0"
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-    tmp-promise: "npm:^3.0.3"
   bin:
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-  version: 1.8.2
-  resolution: "shell-quote@npm:1.8.2"
-  checksum: 10c0/85fdd44f2ad76e723d34eb72c753f04d847ab64e9f1f10677e3f518d0e5b0752a176fd805297b30bb8c3a1556ebe6e77d2288dbd7b7b0110c7e941e9e9c20ce1
-  languageName: node
-  linkType: hard
-
 "side-channel-list@npm:^1.0.0":
   version: 1.0.0
   resolution: "side-channel-list@npm:1.0.0"
@@ -20112,15 +19831,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tmp-promise@npm:^3.0.3":
-  version: 3.0.3
-  resolution: "tmp-promise@npm:3.0.3"
-  dependencies:
-    tmp: "npm:^0.2.0"
-  checksum: 10c0/23b47dcb2e82b14bbd8f61ed7a9d9353cdb6a6f09d7716616cfd27d0087040cd40152965a518e598d7aabe1489b9569bf1eebde0c5fadeaf3ec8098adcebea4e
-  languageName: node
-  linkType: hard
-
 "tmp@npm:^0.0.33":
   version: 0.0.33
   resolution: "tmp@npm:0.0.33"
@@ -20130,7 +19840,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tmp@npm:^0.2.0, tmp@npm:~0.2.1":
+"tmp@npm:~0.2.1":
   version: 0.2.3
   resolution: "tmp@npm:0.2.3"
   checksum: 10c0/3e809d9c2f46817475b452725c2aaa5d11985cf18d32a7a970ff25b568438e2c076c2e8609224feef3b7923fa9749b74428e3e634f6b8e520c534eef2fd24125