diff --git a/examples/simple/flake.lock b/examples/simple/flake.lock
index 8f4ca88..ff339a8 100644
--- a/examples/simple/flake.lock
+++ b/examples/simple/flake.lock
@@ -2,16 +2,17 @@
   "nodes": {
     "deploy-rs": {
       "inputs": {
+        "flake-compat": "flake-compat",
         "naersk": "naersk",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "utils": "utils"
       },
       "locked": {
-        "lastModified": 1601952901,
-        "narHash": "sha256-6U0JIlh6GLqkxdyUiVRbph9k1lVCtWLno2uM/Fd/ZzI=",
+        "lastModified": 1602454082,
+        "narHash": "sha256-nx6ULJCys3u+nLFHrt9+zux3fsfTloLTRd/FpJcL//Q=",
         "owner": "serokell",
         "repo": "deploy-rs",
-        "rev": "1de1ad5ff893bfcabdf2bfa20d8c93a8cdbb0156",
+        "rev": "e463c62922ad09f016e4f1dd1d6d0cabccb0ff79",
         "type": "github"
       },
       "original": {
@@ -20,9 +21,27 @@
         "type": "github"
       }
     },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1600853454,
+        "narHash": "sha256-EgsgbcJNZ9AQLVhjhfiegGjLbO+StBY9hfKsCwc8Hw8=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "94cf59784c73ecec461eaa291918eff0bfb538ac",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "naersk": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1597138680,
@@ -40,20 +59,6 @@
       }
     },
     "nixpkgs": {
-      "locked": {
-        "lastModified": 1601091160,
-        "narHash": "sha256-26UI9LGjRO8Sv253zJZkoapP260QkJPQ2+vRyC1i+kI=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "2768436826543af2b1540e4fe6b5afa15850e155",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs_2": {
       "locked": {
         "lastModified": 1600387253,
         "narHash": "sha256-WtdpHuiunPF9QMlcXrWJkESuIjSSjP9WMOKvYQS/D7M=",
@@ -69,13 +74,13 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
+    "nixpkgs_2": {
       "locked": {
-        "lastModified": 1592491430,
-        "narHash": "sha256-7WNpr16iUyjG4caad137nCqxXNTdct202jy05lslZXA=",
+        "lastModified": 1602453019,
+        "narHash": "sha256-bEzkPMG5JTFpd7xsl73/K/hZ9jBgiRKMdkpmwAG4lwI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "07299ff81e58e16b282fe602ce5e629854dfd544",
+        "rev": "a6fec75d0472670448b9708e1619fef2c36af9d5",
         "type": "github"
       },
       "original": {
@@ -86,7 +91,7 @@
     "root": {
       "inputs": {
         "deploy-rs": "deploy-rs",
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "utils": {
diff --git a/examples/system/flake.lock b/examples/system/flake.lock
index b54c929..ff339a8 100644
--- a/examples/system/flake.lock
+++ b/examples/system/flake.lock
@@ -2,16 +2,17 @@
   "nodes": {
     "deploy-rs": {
       "inputs": {
+        "flake-compat": "flake-compat",
         "naersk": "naersk",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "utils": "utils"
       },
       "locked": {
-        "lastModified": 1601952901,
-        "narHash": "sha256-6U0JIlh6GLqkxdyUiVRbph9k1lVCtWLno2uM/Fd/ZzI=",
+        "lastModified": 1602454082,
+        "narHash": "sha256-nx6ULJCys3u+nLFHrt9+zux3fsfTloLTRd/FpJcL//Q=",
         "owner": "serokell",
         "repo": "deploy-rs",
-        "rev": "1de1ad5ff893bfcabdf2bfa20d8c93a8cdbb0156",
+        "rev": "e463c62922ad09f016e4f1dd1d6d0cabccb0ff79",
         "type": "github"
       },
       "original": {
@@ -20,9 +21,27 @@
         "type": "github"
       }
     },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1600853454,
+        "narHash": "sha256-EgsgbcJNZ9AQLVhjhfiegGjLbO+StBY9hfKsCwc8Hw8=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "94cf59784c73ecec461eaa291918eff0bfb538ac",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "naersk": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1597138680,
@@ -40,20 +59,6 @@
       }
     },
     "nixpkgs": {
-      "locked": {
-        "lastModified": 1601091160,
-        "narHash": "sha256-26UI9LGjRO8Sv253zJZkoapP260QkJPQ2+vRyC1i+kI=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "2768436826543af2b1540e4fe6b5afa15850e155",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs_2": {
       "locked": {
         "lastModified": 1600387253,
         "narHash": "sha256-WtdpHuiunPF9QMlcXrWJkESuIjSSjP9WMOKvYQS/D7M=",
@@ -69,13 +74,13 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
+    "nixpkgs_2": {
       "locked": {
-        "lastModified": 1601994071,
-        "narHash": "sha256-J1TNrQI3Gb5Yl9b4+O6eh1Zp1ha4YhI7ewsN1M/9x68=",
+        "lastModified": 1602453019,
+        "narHash": "sha256-bEzkPMG5JTFpd7xsl73/K/hZ9jBgiRKMdkpmwAG4lwI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6f90e1df4f27326c52b805cfd01fc79a49208e5c",
+        "rev": "a6fec75d0472670448b9708e1619fef2c36af9d5",
         "type": "github"
       },
       "original": {
@@ -86,7 +91,7 @@
     "root": {
       "inputs": {
         "deploy-rs": "deploy-rs",
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "utils": {
diff --git a/flake.lock b/flake.lock
index cbcd1bc..c9e4ff3 100644
--- a/flake.lock
+++ b/flake.lock
@@ -23,11 +23,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1597138680,
-        "narHash": "sha256-3pDN/W17wjVDbrkgo60xQSb24+QAPQ7ulsUq5atNni0=",
+        "lastModified": 1602173141,
+        "narHash": "sha256-m6wU6lP0wf2OMw3KtJqn27ITtg29+ftciGHicLiVSGE=",
         "owner": "nmattia",
         "repo": "naersk",
-        "rev": "529e910a3f423a8211f8739290014b754b2555b6",
+        "rev": "22b96210b2433228d42bce460f3befbdcfde7520",
         "type": "github"
       },
       "original": {
@@ -39,11 +39,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1600387253,
-        "narHash": "sha256-WtdpHuiunPF9QMlcXrWJkESuIjSSjP9WMOKvYQS/D7M=",
+        "lastModified": 1601961544,
+        "narHash": "sha256-uuh9CkDWkXlXse8IcergqoIM5JffqfQDKsl1uHB7XJI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "72b9660dc18ba347f7cd41a9504fc181a6d87dc3",
+        "rev": "89281dd1dfed6839610f0ccad0c0e493606168fe",
         "type": "github"
       },
       "original": {
@@ -63,11 +63,11 @@
     },
     "utils": {
       "locked": {
-        "lastModified": 1600209923,
-        "narHash": "sha256-zoOWauTliFEjI++esk6Jzk7QO5EKpddWXQm9yQK24iM=",
+        "lastModified": 1601282935,
+        "narHash": "sha256-WQAFV6sGGQxrRs3a+/Yj9xUYvhTpukQJIcMbIi7LCJ4=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "3cd06d3c1df6879c9e41cb2c33113df10566c760",
+        "rev": "588973065fce51f4763287f0fda87a174d78bf48",
         "type": "github"
       },
       "original": {