diff --git a/pkgs/development/compilers/dart/sources.nix b/pkgs/development/compilers/dart/sources.nix
index a2ec3318e443..7c0989f1eb2a 100644
--- a/pkgs/development/compilers/dart/sources.nix
+++ b/pkgs/development/compilers/dart/sources.nix
@@ -1,23 +1,23 @@
 let
-  version = "3.9.3";
+  version = "3.9.4";
 in
 { fetchurl }:
 {
   versionUsed = version;
   "${version}-x86_64-darwin" = fetchurl {
     url = "https://storage.googleapis.com/dart-archive/channels/stable/release/${version}/sdk/dartsdk-macos-x64-release.zip";
-    hash = "sha256-QnY9KG/zFj+5o/4wdR0lETHhRn3a6l340s/ybuNWxx0=";
+    hash = "sha256-8nkG1hUPn0B3r5xxBnGMjgOa66Ax3LQgVqMx+3Tj3S8=";
   };
   "${version}-aarch64-darwin" = fetchurl {
     url = "https://storage.googleapis.com/dart-archive/channels/stable/release/${version}/sdk/dartsdk-macos-arm64-release.zip";
-    hash = "sha256-aMSMOV5kzd48z5aQgjjpQoJNWznz4slrXSdC8LRe8u8=";
+    hash = "sha256-2gqn816Usv8l69QrfJsh1DCu5ljibaBfZQn4ThUBlIA=";
   };
   "${version}-aarch64-linux" = fetchurl {
     url = "https://storage.googleapis.com/dart-archive/channels/stable/release/${version}/sdk/dartsdk-linux-arm64-release.zip";
-    hash = "sha256-iEfEhHv3eu2VjAYrzPjVlXle1ISHZxJoC69MbIMXw1Y=";
+    hash = "sha256-IXkJWLbGXLV6Gjw/tQj0Tdz7d7gioJADnuR+WD/N4Og=";
   };
   "${version}-x86_64-linux" = fetchurl {
     url = "https://storage.googleapis.com/dart-archive/channels/stable/release/${version}/sdk/dartsdk-linux-x64-release.zip";
-    hash = "sha256-0ZMR3rNRBKQaQNt642xJaxUDdFpcrtWkFdMitMJz8ds=";
+    hash = "sha256-YbS5SI4bQlW5S+F61Iri3bI8b75ngkz4ED0LKPqKuBY=";
   };
 }