diff --git a/pkgs/by-name/at/at-spi2-core/package.nix b/pkgs/by-name/at/at-spi2-core/package.nix
index 97efa5cc60e4..8929f1ce43c7 100644
--- a/pkgs/by-name/at/at-spi2-core/package.nix
+++ b/pkgs/by-name/at/at-spi2-core/package.nix
@@ -12,6 +12,7 @@
     && stdenv.hostPlatform.emulatorAvailable buildPackages,
   gsettings-desktop-schemas,
   makeWrapper,
+  python3,
   dbus,
   glib,
   dconf,
@@ -27,7 +28,7 @@
 
 stdenv.mkDerivation rec {
   pname = "at-spi2-core";
-  version = "2.56.2";
+  version = "2.57.2";
 
   outputs = [
     "out"
@@ -37,7 +38,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/at-spi2-core/${lib.versions.majorMinor version}/at-spi2-core-${version}.tar.xz";
-    hash = "sha256-4bHJg2qJR4UvdEDDLiMXkjTHa9mM2cxAAfN2QF+LeDs=";
+    hash = "sha256-o4aSqsF09zt3SsYLp5XAwMYLpW1BNLag7APmSBZ0xgo=";
   };
 
   nativeBuildInputs = [
@@ -46,6 +47,7 @@ stdenv.mkDerivation rec {
     ninja
     pkg-config
     makeWrapper
+    python3
   ]
   ++ lib.optionals withIntrospection [
     gobject-introspection