diff --git a/flake.lock b/flake.lock
index 8af6033f5..400acf062 100644
--- a/flake.lock
+++ b/flake.lock
@@ -37,7 +37,8 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "nixpkgsUnstable": "nixpkgsUnstable"
+        "nixpkgsUnstable": "nixpkgsUnstable",
+        "uplosi": "uplosi"
       }
     },
     "systems": {
@@ -54,6 +55,29 @@
         "repo": "default",
         "type": "github"
       }
+    },
+    "uplosi": {
+      "inputs": {
+        "flake-utils": [
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "nixpkgsUnstable"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733317519,
+        "narHash": "sha256-Q/qCh655Cga1nKs4qMF+2JYLxy+mLvFofKxukoREZ3Q=",
+        "owner": "edgelesssys",
+        "repo": "uplosi",
+        "rev": "137f7b6557087fc198e919b2ef8c167ecbe94f91",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edgelesssys",
+        "repo": "uplosi",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 16bd15b4a..e972da05b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -8,6 +8,11 @@
     flake-utils = {
       url = "github:numtide/flake-utils";
     };
+    uplosi = {
+      url = "github:edgelesssys/uplosi";
+      inputs.nixpkgs.follows = "nixpkgsUnstable";
+      inputs.flake-utils.follows = "flake-utils";
+    };
   };
 
   outputs =
@@ -15,6 +20,7 @@
       self,
       nixpkgsUnstable,
       flake-utils,
+      uplosi,
     }:
     flake-utils.lib.eachDefaultSystem (
       system:
@@ -50,11 +56,13 @@
               ]);
           })
         );
+
+        uplosiDev = uplosi.outputs.packages."${system}".uplosi;
       in
       {
         packages.mkosi = mkosiDev;
 
-        packages.uplosi = pkgsUnstable.uplosi;
+        packages.uplosi = uplosiDev;
 
         packages.openssl = callPackage ./nix/cc/openssl.nix { pkgs = pkgsUnstable; };