diff --git a/Makefile b/Makefile
index 2c93586..3d58daf 100644
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,7 @@ TARGETS = $(HDR_TARGETS) \
 	$(JSON_TARGETS) $(WOFF_TARGETS) \
 	$(GLB_TARGETS) $(GLTF_TARGETS)
 
-all: $(TARGETS) ts-declarations
+all: $(TARGETS)
 
 $(DIST)/%.js: $(SRC)/%.b64
 	mkdir -p $(dir $@)
@@ -79,7 +79,3 @@ $(DIST)/%.js: $(SRC)/%.b64
 .PHONY: clean
 clean:
 	rm -rf $(DIST)
-
-.PHONY: ts-declarations
-ts-declarations:
-	cd $(DIST) && npx -p typescript tsc **/*.js --declaration --allowJs --emitDeclarationOnly
diff --git a/package.json b/package.json
index fef590a..15a6f60 100644
--- a/package.json
+++ b/package.json
@@ -14,8 +14,7 @@
     "@gltf-transform/cli": "^3.4.0",
     "copyfiles": "^2.3.0",
     "json": "^11.0.0",
-    "semantic-release": "^20.1.1",
-    "typescript": "^5.6.2"
+    "semantic-release": "^20.1.1"
   },
   "repository": {
     "type": "git",
diff --git a/yarn.lock b/yarn.lock
index a16c901..13792ef 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4836,11 +4836,6 @@ type-fest@^3.0.0:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-3.11.1.tgz#d8e62c7f42e14537d5b8796de5450d541f3a33a7"
   integrity sha512-aCuRNRERRVh33lgQaJRlUxZqzfhzwTrsE98Mc3o3VXqmiaQdHacgUtJ0esp+7MvZ92qhtzKPeusaX6vIEcoreA==
 
-typescript@^5.6.2:
-  version "5.6.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.6.2.tgz#d1de67b6bef77c41823f822df8f0b3bcff60a5a0"
-  integrity sha512-NW8ByodCSNCwZeghjN3o+JX5OFH0Ojg6sadjEKY4huZ52TqbJTJnDo5+Tw98lSy63NZvi4n+ez5m2u5d4PkZyw==
-
 uglify-js@^3.1.4:
   version "3.17.4"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.17.4.tgz#61678cf5fa3f5b7eb789bb345df29afb8257c22c"