diff --git a/build/pkgs/notebook/checksums.ini b/build/pkgs/notebook/checksums.ini
index 1355f59cc1d..29c39e9f07e 100644
--- a/build/pkgs/notebook/checksums.ini
+++ b/build/pkgs/notebook/checksums.ini
@@ -1,5 +1,5 @@
 tarball=notebook-VERSION.tar.gz
-sha1=0a6d27e401d04d516c3851862491824007272dc0
-md5=718f7f0267e0111b4ef9ff3238e9f7e8
-cksum=2383141171
+sha1=93736a3a9c5b025f71a25a301b676a40aca3124b
+md5=ecb9319cf82a9a83b1c4c8e1cc4efbee
+cksum=1697144622
 upstream_url=https://pypi.io/packages/source/n/notebook/notebook-VERSION.tar.gz
diff --git a/build/pkgs/notebook/package-version.txt b/build/pkgs/notebook/package-version.txt
index 133cad286fd..3d05e8cfb4b 100644
--- a/build/pkgs/notebook/package-version.txt
+++ b/build/pkgs/notebook/package-version.txt
@@ -1 +1 @@
-6.4.3
+6.4.6