diff --git a/core/sql.h b/core/sql.h
index 4318e5b..3915d7a 100644
--- a/core/sql.h
+++ b/core/sql.h
@@ -5,6 +5,7 @@
 #include <optional>
 #include <iostream>
 #include <iomanip>
+#include <utility>
 
 // DESIGN
 // the sqlite C API has two kinds of resources: connections and
diff --git a/flake.lock b/flake.lock
index 4527318..7b7e68c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,11 +3,11 @@
     "flake-compat": {
       "flake": false,
       "locked": {
-        "lastModified": 1650374568,
-        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "lastModified": 1673956053,
+        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
         "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
         "type": "github"
       },
       "original": {
@@ -19,11 +19,11 @@
     "mini-compile-commands": {
       "flake": false,
       "locked": {
-        "lastModified": 1668364794,
-        "narHash": "sha256-6NmqQOJmKtX3gtc8pOnJd7yfXIWX89hwdsq0te8/NwY=",
+        "lastModified": 1685909220,
+        "narHash": "sha256-DTYtArvtUMsSyTgniJo4M5fnLRFi/7vFJz3y7F825Mg=",
         "owner": "danielbarter",
         "repo": "mini_compile_commands",
-        "rev": "a609a8cf98e5ea8cafc624e9a5c96f18229c0996",
+        "rev": "91dd50748107c16dcf695b0da4aaade6b89b9541",
         "type": "github"
       },
       "original": {
@@ -34,11 +34,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1668469466,
-        "narHash": "sha256-IBkBaXJ9ZQ6stveJctd3e8X6KJl9r0wwaI961TNhw9A=",
+        "lastModified": 1688767859,
+        "narHash": "sha256-63kl8GFgy8JdzlPncedvDP7gA72hI1kUzdtSAC9/HmU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d4863da28cc397a1b72c08253cfa38f4c91fc2b7",
+        "rev": "323442a9e97b39108db20b86110da348373ac992",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 662f2a6..9d930c2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -38,8 +38,8 @@
       in {
         devShell.x86_64-linux =
           with import nixpkgs { system = "x86_64-linux"; };
-          # (mkShell.override { stdenv = (callPackage mini-compile-commands {}).wrap clang13Stdenv; }) {
-          (mkShell.override { stdenv = clang13Stdenv; }) {
+          # (mkShell.override { stdenv = (callPackage mini-compile-commands {}).wrap clangStdenv; }) {
+          (mkShell.override { stdenv = clangStdenv; }) {
             buildInputs = [
               gcc
               clang