diff --git a/package.json b/package.json
index 24339001b49150ed20300fee9c65ac54bdeffc1b..dc1072fccf3d5e5ff122a92708bdab6b51c44cc7 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,9 @@
     "Panagiotis Tourlas <panagiot_tourlov@hotmail.com>"
   ],
   "license": "MIT",
-  "devDependencies": {
+    "devDependencies": {
+	"@types/parsimmon": "^1.3.0",
+	"@types/semver": "^5.4.0",
     "@graphql-codegen/add": "^3.2.0",
     "@graphql-codegen/cli": "^2.9.1",
     "@graphql-codegen/time": "^3.2.0",
@@ -132,7 +134,10 @@
     "webpack": "^5.73.0",
     "webpack-cli": "^4.10.0"
   },
-  "dependencies": {
+    "dependencies": {
+	"parsimmon": "^1.6.2",
+	"semver": "^5.4.1",
+	"ciftools.js": "github:dsehnal/CIFTools.js#34cd913",
     "@types/argparse": "^2.0.10",
     "@types/benchmark": "^2.1.1",
     "@types/compression": "1.7.2",