diff --git a/pkgs/dagger/default.nix b/pkgs/dagger/default.nix
index daae3ae..77eb190 100644
--- a/pkgs/dagger/default.nix
+++ b/pkgs/dagger/default.nix
@@ -8,17 +8,17 @@
 }:
 let
   shaMap = {
-    x86_64-linux = "sha256-eDRJko8SRX2mba2RwJt2dxF4i3OW5YFLfFoXenSdQrU=";
-    aarch64-linux = "sha256-slUkiu7gv/6tp613yee2ess2+SPlbIcaCQwfzIvUk5E=";
-    x86_64-darwin = "sha256-VP1G70aoXcLeXjyAy/t5MOet9LpORIHiwu1t0Q/7f0g=";
-    aarch64-darwin = "sha256-2zlxEVrY0uRmtq80/xCWEEFyCSngSNSNqrjQEb8cZmY=";
+    x86_64-linux = "sha256-KE5farz+ZerpXh8HqOwPLsRn+RX+ROI9d9re7Hvijp4=";
+    aarch64-linux = "sha256-6UVorKwPJ1VXMieI6srVufYh3ftIFJvoTUYaxlcweJk=";
+    x86_64-darwin = "sha256-1gn1BUEdJ196IKMIcC9UT6FvCqh6jKFPsuRXmiVlr0A=";
+    aarch64-darwin = "sha256-nMlaebNRIvoXhZ3E5WR7h7AqxNuJ7bwKOz5bpMgPDh4=";
   };
 
   urlMap = {
-    x86_64-linux = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_linux_amd64.tar.gz";
-    aarch64-linux = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_linux_arm64.tar.gz";
-    x86_64-darwin = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_darwin_amd64.tar.gz";
-    aarch64-darwin = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_darwin_arm64.tar.gz";
+    x86_64-linux = "https://dl.dagger.io/dagger/releases/0.9.3/dagger_v0.9.3_linux_amd64.tar.gz";
+    aarch64-linux = "https://dl.dagger.io/dagger/releases/0.9.3/dagger_v0.9.3_linux_arm64.tar.gz";
+    x86_64-darwin = "https://dl.dagger.io/dagger/releases/0.9.3/dagger_v0.9.3_darwin_amd64.tar.gz";
+    aarch64-darwin = "https://dl.dagger.io/dagger/releases/0.9.3/dagger_v0.9.3_darwin_arm64.tar.gz";
   };
 in
 pkgs.stdenv.mkDerivation {
diff --git a/pkgs/dagger/update.sh b/pkgs/dagger/update.sh
new file mode 100755
index 0000000..9c32a9b
--- /dev/null
+++ b/pkgs/dagger/update.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+set -euxo pipefail
+
+version=$1
+
+function get_hash() {
+	nix hash to-sri --type sha256 $(nix-prefetch-url https://github.com/dagger/dagger/releases/download/v${version}/dagger_v${version}_${1}.tar.gz)
+}
+
+cat <<EOF
+  shaMap = {
+    x86_64-linux = "$(get_hash linux_amd64)";
+    aarch64-linux = "$(get_hash linux_arm64)";
+    x86_64-darwin = "$(get_hash darwin_amd64)";
+    aarch64-darwin = "$(get_hash darwin_arm64)";
+  };
+
+  urlMap = {
+    x86_64-linux = "https://dl.dagger.io/dagger/releases/${version}/dagger_v${version}_linux_amd64.tar.gz";
+    aarch64-linux = "https://dl.dagger.io/dagger/releases/${version}/dagger_v${version}_linux_arm64.tar.gz";
+    x86_64-darwin = "https://dl.dagger.io/dagger/releases/${version}/dagger_v${version}_darwin_amd64.tar.gz";
+    aarch64-darwin = "https://dl.dagger.io/dagger/releases/${version}/dagger_v${version}_darwin_arm64.tar.gz";
+  };
+EOF