diff --git a/crates/query-engine/execution/src/mutation.rs b/crates/query-engine/execution/src/mutation.rs
index 302390278..654ac7b4c 100644
--- a/crates/query-engine/execution/src/mutation.rs
+++ b/crates/query-engine/execution/src/mutation.rs
@@ -30,9 +30,8 @@ pub async fn execute(
         .await;
     let mut connection = acquisition_timer
         .complete_with(connection_result)
-        .map_err(|err| {
+        .inspect_err(|_err| {
             metrics.error_metrics.record_connection_acquisition_error();
-            err
         })?;
 
     let query_timer = metrics.time_query_execution();
@@ -195,13 +194,11 @@ pub async fn explain(
                     internal.visibility = "user",
                 ))
                 .await;
-            let mut connection =
-                acquisition_timer
-                    .complete_with(connection_result)
-                    .map_err(|err| {
-                        metrics.error_metrics.record_connection_acquisition_error();
-                        err
-                    })?;
+            let mut connection = acquisition_timer
+                .complete_with(connection_result)
+                .inspect_err(|_err| {
+                    metrics.error_metrics.record_connection_acquisition_error();
+                })?;
 
             tracing::info!(
                 generated_sql = query_sql.sql,
diff --git a/crates/query-engine/execution/src/query.rs b/crates/query-engine/execution/src/query.rs
index a3f27f9f9..ecf606120 100644
--- a/crates/query-engine/execution/src/query.rs
+++ b/crates/query-engine/execution/src/query.rs
@@ -33,9 +33,8 @@ pub async fn execute(
         .await;
     let mut connection = acquisition_timer
         .complete_with(connection_result)
-        .map_err(|err| {
+        .inspect_err(|_err| {
             metrics.error_metrics.record_connection_acquisition_error();
-            err
         })?;
 
     let query_timer = metrics.time_query_execution();
@@ -83,13 +82,11 @@ pub async fn explain(
                     internal.visibility = "user",
                 ))
                 .await;
-            let mut connection =
-                acquisition_timer
-                    .complete_with(connection_result)
-                    .map_err(|err| {
-                        metrics.error_metrics.record_connection_acquisition_error();
-                        err
-                    })?;
+            let mut connection = acquisition_timer
+                .complete_with(connection_result)
+                .inspect_err(|_err| {
+                    metrics.error_metrics.record_connection_acquisition_error();
+                })?;
 
             for statement in plan.pre {
                 execute_statement(&mut connection, &statement).await?;
diff --git a/flake.lock b/flake.lock
index 3d82c05f3..5c941ce69 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,17 +1,12 @@
 {
   "nodes": {
     "crane": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
       "locked": {
-        "lastModified": 1724006180,
-        "narHash": "sha256-PVxPj0Ga2fMYMtcT9ARCthF+4U71YkOT7ZjgD/vf1Aw=",
+        "lastModified": 1725409566,
+        "narHash": "sha256-PrtLmqhM6UtJP7v7IGyzjBFhbG4eOAHT6LPYOFmYfbk=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "7ce92819802bc583b7e82ebc08013a530f22209f",
+        "rev": "7e4586bad4e3f8f97a9271def747cf58c4b68f3c",
         "type": "github"
       },
       "original": {
@@ -25,11 +20,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1710146030,
-        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
         "type": "github"
       },
       "original": {
@@ -40,11 +35,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1724273822,
-        "narHash": "sha256-n5qhX3XieaqLYoyxSuTcXMOBLIGN+t1HfB0mms+Q+eM=",
+        "lastModified": 1726585183,
+        "narHash": "sha256-bZZIY8qD5y+jEE8XeNzflvPlUpkOUlJ6RA4+wN7Xwfg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c1350d7b9d4b04131cf2979e77fec9bfa47213a4",
+        "rev": "45b95421fdaf52d38ad3c04ae29ad1de260bbcaf",
         "type": "github"
       },
       "original": {
@@ -68,11 +63,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1724206841,
-        "narHash": "sha256-L8dKaX4T3k+TR2fEHCfGbH4UXdspovz/pj87iai9qmc=",
+        "lastModified": 1726539203,
+        "narHash": "sha256-u1tAteb4qkH2gGjDY3mN/4Qxa6y798t4G0jNKDyTwv8=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "45e98fbd62c32e5927e952d2833fa1ba4fb35a61",
+        "rev": "20c8461785d8f5af32d8d4d5c128589e23d7f033",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index a80c6e4b1..8b3a03206 100644
--- a/flake.nix
+++ b/flake.nix
@@ -7,7 +7,6 @@
 
     crane = {
       url = "github:ipetkov/crane";
-      inputs.nixpkgs.follows = "nixpkgs";
     };
 
     rust-overlay = {
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index e94f55ffc..1612f132d 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "1.80.1"
+channel = "1.81.0"
 profile = "default"  # see https://rust-lang.github.io/rustup/concepts/profiles.html
 components = ["rust-analyzer", "rust-src"]  # see https://rust-lang.github.io/rustup/concepts/components.html