diff --git a/docx-wasm/package.json b/docx-wasm/package.json
index d5beef0..b665657 100644
--- a/docx-wasm/package.json
+++ b/docx-wasm/package.json
@@ -24,10 +24,10 @@
   "devDependencies": {
     "@types/file-saver": "2.0.1",
     "@wasm-tool/wasm-pack-plugin": "1.3.1",
-    "adm-zip": "^0.4.16",
+    "adm-zip": "0.4.16",
     "file-saver": "2.0.2",
     "html-webpack-plugin": "4.4.1",
-    "jest": "^26.5.0",
+    "jest": "26.5.0",
     "npm-run-all": "4.1.5",
     "text-encoding": "0.7.0",
     "ts-loader": "8.0.3",
diff --git a/docx-wasm/yarn.lock b/docx-wasm/yarn.lock
index 52d0b49..1187846 100644
--- a/docx-wasm/yarn.lock
+++ b/docx-wasm/yarn.lock
@@ -835,7 +835,7 @@ acorn@^7.1.1:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.4.1.tgz#feaed255973d2e77555b83dbc08851a6c63520fa"
   integrity sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==
 
-adm-zip@^0.4.16:
+adm-zip@0.4.16:
   version "0.4.16"
   resolved "https://registry.yarnpkg.com/adm-zip/-/adm-zip-0.4.16.tgz#cf4c508fdffab02c269cbc7f471a875f05570365"
   integrity sha512-TFi4HBKSGfIKsK5YCkKaaFG2m4PEDyViZmEwof3MTIgzimHLto6muaHVpbrljdIvIrFZzEq/p4nafOeLcYegrg==
@@ -3989,7 +3989,7 @@ jest-worker@^26.5.0:
     merge-stream "^2.0.0"
     supports-color "^7.0.0"
 
-jest@^26.5.0:
+jest@26.5.0:
   version "26.5.0"
   resolved "https://registry.yarnpkg.com/jest/-/jest-26.5.0.tgz#d973c13a3843587b89b02dab1fbcd1f3bf111f09"
   integrity sha512-yW1QTkdpxVWTV2M5cOwVdEww8dRGqL5bb7FOG3YQoMtf7oReCEawmU0+tOKkZUSfcOymbXmCfdBQLzuwOLCx0w==