diff --git a/doc/notes.txt b/doc/notes.txt
index 31140a59..7fdfde0d 100644
--- a/doc/notes.txt
+++ b/doc/notes.txt
@@ -130,7 +130,7 @@ TODO:
   - NES crt should mark raster pos when debugging
   - OAMDMA in profiler? (haltCycles)
   - ca65 skeleton
-  - nes.cfg nesbanked.cfg ZP segment is C64-ish
+  - neslib.cfg nesbanked.cfg ZP segment is C64-ish, should use $00-$FF
 - JSNES
   - doesn't support hiding >8 sprites
   - doesn't do sprite zero test right
diff --git a/package-lock.json b/package-lock.json
index 805294fe..c218c5b6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1169,9 +1169,9 @@
       }
     },
     "typescript": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.3.3.tgz",
-      "integrity": "sha512-Y21Xqe54TBVp+VDSNbuDYdGw0BpoR/Q6wo/+35M8PAU0vipahnyduJWirxxdxjsAkS7hue53x2zp8gz7F05u0A==",
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.3.tgz",
+      "integrity": "sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==",
       "dev": true
     },
     "typescript-formatter": {
diff --git a/package.json b/package.json
index 2a02e33b..4b4cf8e4 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "mocha": "^5.2.x",
     "octokat": "^0.10.0",
     "pngjs": "^3.3.3",
-    "typescript": "^3.3.3",
+    "typescript": "^3.5.3",
     "typescript-formatter": "^7.2.2",
     "wavedrom-cli": "^0.5.x"
   },