diff --git a/pkgs/development/python-modules/pycrdt/Cargo.lock b/pkgs/development/python-modules/pycrdt/Cargo.lock
index df210480f7bd..b94c4f64066f 100644
--- a/pkgs/development/python-modules/pycrdt/Cargo.lock
+++ b/pkgs/development/python-modules/pycrdt/Cargo.lock
@@ -38,9 +38,9 @@ checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "bitflags"
-version = "2.9.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 
 [[package]]
 name = "bumpalo"
@@ -245,7 +245,7 @@ dependencies = [
 
 [[package]]
 name = "pycrdt"
-version = "0.12.15"
+version = "0.12.18"
 dependencies = [
  "pyo3",
  "yrs",
@@ -253,11 +253,10 @@ dependencies = [
 
 [[package]]
 name = "pyo3"
-version = "0.24.2"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5203598f366b11a02b13aa20cab591229ff0a89fd121a308a5df751d5fc9219"
+checksum = "f239d656363bcee73afef85277f1b281e8ac6212a1d42aa90e55b90ed43c47a4"
 dependencies = [
- "cfg-if",
  "indoc",
  "libc",
  "memoffset",
@@ -271,9 +270,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.24.2"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99636d423fa2ca130fa5acde3059308006d46f98caac629418e53f7ebb1e9999"
+checksum = "755ea671a1c34044fa165247aaf6f419ca39caa6003aee791a0df2713d8f1b6d"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -281,9 +280,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.24.2"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78f9cf92ba9c409279bc3305b5409d90db2d2c22392d443a87df3a1adad59e33"
+checksum = "fc95a2e67091e44791d4ea300ff744be5293f394f1bafd9f78c080814d35956e"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -291,9 +290,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.24.2"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b999cb1a6ce21f9a6b147dcf1be9ffedf02e0043aec74dc390f3007047cecd9"
+checksum = "a179641d1b93920829a62f15e87c0ed791b6c8db2271ba0fd7c2686090510214"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -303,9 +302,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.24.2"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "822ece1c7e1012745607d5cf0bcb2874769f0f7cb34c4cde03b9358eb9ef911a"
+checksum = "9dff85ebcaab8c441b0e3f7ae40a6963ecea8a9f5e74f647e33fcf5ec9a1e89e"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -325,9 +324,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.5.11"
+version = "0.5.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2f103c6d277498fbceb16e84d317e2a400f160f46904d5f5410848c829511a3"
+checksum = "928fca9cf2aa042393a8325b9ead81d2f0df4cb12e1e24cef072922ccd99c5af"
 dependencies = [
  "bitflags",
 ]
@@ -410,18 +409,18 @@ checksum = "e502f78cdbb8ba4718f566c418c52bc729126ffd16baee5baa718cf25dd5a69a"
 
 [[package]]
 name = "thiserror"
-version = "1.0.69"
+version = "2.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
+checksum = "567b8a2dae586314f7be2a752ec7474332959c6460e02bde30d702a66d488708"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.69"
+version = "2.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
+checksum = "7f7cf42b4507d8ea322120659672cf1b9dbb93f8f2d4ecfd6e51350ff5b17a1d"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -569,9 +568,9 @@ checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
 [[package]]
 name = "yrs"
-version = "0.23.1"
+version = "0.23.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a7cab84724ae7f361a8c92465f5160922cbb941a499e1a8cacd103351ab9c78"
+checksum = "38f76003877bef9c609585bad08e81438161c472c15d5e8116c8f87648866c6b"
 dependencies = [
  "arc-swap",
  "async-lock",
diff --git a/pkgs/development/python-modules/pycrdt/default.nix b/pkgs/development/python-modules/pycrdt/default.nix
index 8f71484697bd..66c279cea955 100644
--- a/pkgs/development/python-modules/pycrdt/default.nix
+++ b/pkgs/development/python-modules/pycrdt/default.nix
@@ -19,14 +19,14 @@
 
 buildPythonPackage rec {
   pname = "pycrdt";
-  version = "0.12.15";
+  version = "0.12.18";
   pyproject = true;
 
   src = fetchFromGitHub {
-    owner = "jupyter-server";
+    owner = "y-crdt";
     repo = "pycrdt";
     tag = version;
-    hash = "sha256-+DRHOX4X2ez+G/nHYnXfANNzdPU7QDbq6lBWBwLJoP4=";
+    hash = "sha256-pqGzAOoCJy+7cTtQD6FeFDicg6S0X2M+DM/x6Id28ac=";
   };
 
   postPatch = ''