diff --git a/dep/nix-daml-sdk/default.nix b/dep/nix-daml-sdk/default.nix
new file mode 100644
index 0000000..2b4d4ab
--- /dev/null
+++ b/dep/nix-daml-sdk/default.nix
@@ -0,0 +1,2 @@
+# DO NOT HAND-EDIT THIS FILE
+import (import ./thunk.nix)
\ No newline at end of file
diff --git a/dep/nix-daml-sdk/git.json b/dep/nix-daml-sdk/git.json
new file mode 100644
index 0000000..c192387
--- /dev/null
+++ b/dep/nix-daml-sdk/git.json
@@ -0,0 +1,7 @@
+{
+  "url": "ssh://git@code.obsidian.systems/daml/nix-daml-sdk",
+  "rev": "b29698abd21bdfe1e0ab96271c0c7189e90f05dd",
+  "sha256": "1y9ak1vdyplqk2c6www9h75yqks58q6iwyv7py0c700vyav8wk51",
+  "private": true,
+  "fetchSubmodules": false
+}
diff --git a/dep/nix-daml-sdk/thunk.nix b/dep/nix-daml-sdk/thunk.nix
new file mode 100644
index 0000000..3e23b43
--- /dev/null
+++ b/dep/nix-daml-sdk/thunk.nix
@@ -0,0 +1,17 @@
+# DO NOT HAND-EDIT THIS FILE
+let fetch = {url, rev, branch ? null, sha256 ? null, fetchSubmodules ? false, private ? false, ...}:
+  let realUrl = let firstChar = builtins.substring 0 1 url; in
+    if firstChar == "/" then /. + url
+    else if firstChar == "." then ./. + url
+    else url;
+  in if !fetchSubmodules && private then builtins.fetchGit {
+    url = realUrl; inherit rev;
+    ${if branch == null then null else "ref"} = branch;
+  } else (import (builtins.fetchTarball {
+  url = "https://github.com/NixOS/nixpkgs/archive/3aad50c30c826430b0270fcf8264c8c41b005403.tar.gz";
+  sha256 = "0xwqsf08sywd23x0xvw4c4ghq0l28w2ki22h0bdn766i16z9q2gr";
+}) {}).fetchgit {
+    url = realUrl; inherit rev sha256;
+  };
+  json = builtins.fromJSON (builtins.readFile ./git.json);
+in fetch json
\ No newline at end of file
diff --git a/dep/nix-thunk/default.nix b/dep/nix-thunk/default.nix
new file mode 100644
index 0000000..2b4d4ab
--- /dev/null
+++ b/dep/nix-thunk/default.nix
@@ -0,0 +1,2 @@
+# DO NOT HAND-EDIT THIS FILE
+import (import ./thunk.nix)
\ No newline at end of file
diff --git a/dep/nix-thunk/github.json b/dep/nix-thunk/github.json
new file mode 100644
index 0000000..42dcedf
--- /dev/null
+++ b/dep/nix-thunk/github.json
@@ -0,0 +1,7 @@
+{
+  "owner": "obsidiansystems",
+  "repo": "nix-thunk",
+  "private": false,
+  "rev": "0982911d78fbd9932c3ed8104a930f313f49b69b",
+  "sha256": "130n8mzywbvyqd6aap6yk98zynq3r3kpj2hfzdym26plwz0rr3bj"
+}
diff --git a/dep/nix-thunk/thunk.nix b/dep/nix-thunk/thunk.nix
new file mode 100644
index 0000000..20f2d28
--- /dev/null
+++ b/dep/nix-thunk/thunk.nix
@@ -0,0 +1,12 @@
+# DO NOT HAND-EDIT THIS FILE
+let fetch = { private ? false, fetchSubmodules ? false, owner, repo, rev, sha256, ... }:
+  if !fetchSubmodules && !private then builtins.fetchTarball {
+    url = "https://github.com/${owner}/${repo}/archive/${rev}.tar.gz"; inherit sha256;
+  } else (import (builtins.fetchTarball {
+  url = "https://github.com/NixOS/nixpkgs/archive/3aad50c30c826430b0270fcf8264c8c41b005403.tar.gz";
+  sha256 = "0xwqsf08sywd23x0xvw4c4ghq0l28w2ki22h0bdn766i16z9q2gr";
+}) {}).fetchFromGitHub {
+    inherit owner repo rev sha256 fetchSubmodules private;
+  };
+  json = builtins.fromJSON (builtins.readFile ./github.json);
+in fetch json
\ No newline at end of file
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..3b9edfe
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,5 @@
+{ vimMode ? false }:
+let
+  thunkSource = (import ./dep/nix-thunk {}).thunkSource;
+in
+  import (thunkSource ./dep/nix-daml-sdk + "/shell.nix") { inherit vimMode; }