diff --git a/package-lock.json b/package-lock.json
index 58871e98..cfa88e62 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
             "dependencies": {
                 "@vscode/tree-sitter-wasm": "^0.3.1",
                 "fflate": "^0.8.2",
-                "gpt-tokenizer": "^3.4.0",
+                "gpt-tokenizer": "^4.0.0",
                 "neo4j-driver": "^6.0.1",
                 "typescript": "^6.0.3",
                 "web-tree-sitter": "^0.26.8"
@@ -782,7 +782,9 @@
             }
         },
         "node_modules/gpt-tokenizer": {
-            "version": "3.4.0",
+            "version": "4.0.0",
+            "resolved": "https://registry.npmjs.org/gpt-tokenizer/-/gpt-tokenizer-4.0.0.tgz",
+            "integrity": "sha512-YAWIyzvuVUHEfW7tFfFAxH8qQb+Q3RU9nYOTy7skMNX5qzU6Q8jxTHZLyO56ug1vYvCR7wndzpd3jwD86/mhjQ==",
             "license": "MIT"
         },
         "node_modules/has-flag": {
diff --git a/package.json b/package.json
index fc31701d..79e1d951 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "dependencies": {
         "@vscode/tree-sitter-wasm": "^0.3.1",
         "fflate": "^0.8.2",
-        "gpt-tokenizer": "^3.4.0",
+        "gpt-tokenizer": "^4.0.0",
         "neo4j-driver": "^6.0.1",
         "typescript": "^6.0.3",
         "web-tree-sitter": "^0.26.8"