diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -9,7 +9,6 @@ specifiers:
   '@types/n3': ^1.10.4
   '@types/node': ^20.2.0
   '@types/reconnectingwebsocket': ^1.0.7
-  '@types/sylvester': ^0.1.8
   '@types/underscore': ^1.11.4
   async: ^3.2.4
   d3: ^7.8.4
@@ -34,7 +33,6 @@ dependencies:
   '@types/n3': 1.10.4
   '@types/node': 20.2.0
   '@types/reconnectingwebsocket': 1.0.7
-  '@types/sylvester': 0.1.8
   '@types/underscore': 1.11.4
   async: 3.2.4
   d3: 7.8.4
@@ -626,10 +624,6 @@ packages:
     resolution: {integrity: sha512-17pnIZsGi9P8YNp7c0ueY2WEauSxDivuFeGuMuPPJMA3qk34CnFgBHGqkxgun3HUifEuwNr8cf+9rU7vSd8i5g==}
     dev: false
 
-  /@types/sylvester/0.1.8:
-    resolution: {integrity: sha512-x1bzR4PCxvv1/9iPrbdQ15gWgP8Tp8EPjO4VLjhMijepB44BzJ/XvJavoPViSiHxlBX6NgzRgO0H+qa68lJFGA==}
-    dev: false
-
   /@types/trusted-types/2.0.3:
     resolution: {integrity: sha512-NfQ4gyz38SL8sDNrSixxU2Os1a5xcdFxipAFxYEuLUlvU2uDwS4NUpsImcf1//SlWItCVMMLiylsxbmNMToV/g==}
     dev: false
@@ -1126,7 +1120,7 @@ packages:
     dev: false
 
   /sylvester/0.0.21:
-    resolution: {integrity: sha1-KYexzivS84sNzio0OIiEv6RADqc=}
+    resolution: {integrity: sha512-yUT0ukFkFEt4nb+NY+n2ag51aS/u9UHXoZw+A4jgD77/jzZsBoSDHuqysrVCBC4CYR4TYvUJq54ONpXgDBH8tA==}
     engines: {node: '>=0.2.6'}
     dev: false