diff --git a/2023/Cargo.lock b/2023/Cargo.lock
index ce7ca6b..468dc8a 100644
--- a/2023/Cargo.lock
+++ b/2023/Cargo.lock
@@ -17,6 +17,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "ahash"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a824f2aa7e75a0c98c5a504fceb80649e9c35265d44525b5f94de4771a395cd"
+dependencies = [
+ "getrandom",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "ahash"
 version = "0.8.6"
@@ -39,12 +50,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "allocator-api2"
-version = "0.2.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0942ffc6dcaadf03badf6e6a2d0228460359d5e34b57ccdc720b7382dfbd5ec5"
-
 [[package]]
 name = "anyhow"
 version = "1.0.75"
@@ -570,17 +575,16 @@ name = "hashbrown"
 version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+dependencies = [
+ "ahash 0.7.7",
+ "rayon",
+]
 
 [[package]]
 name = "hashbrown"
 version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
-dependencies = [
- "ahash",
- "allocator-api2",
- "rayon",
-]
 
 [[package]]
 name = "indexmap"
@@ -590,6 +594,7 @@ checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
  "hashbrown 0.12.3",
+ "rayon",
 ]
 
 [[package]]
@@ -600,7 +605,6 @@ checksum = "d530e1a18b1cb4c484e6e34556a0d948706958449fca0cab753d649f2bce3d1f"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.3",
- "rayon",
 ]
 
 [[package]]
@@ -832,9 +836,9 @@ dependencies = [
 
 [[package]]
 name = "pathfinding"
-version = "4.6.0"
+version = "4.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ea07a6e677e47d6a84724d4fdf88b1e37fcb49ac94e236d7caeefd8fee75c8a"
+checksum = "f6f4a3f5089b981000cb50ec24320faf7a19649a45e8730e4adf49f78f066528"
 dependencies = [
  "deprecate-until",
  "fixedbitset",
@@ -1083,10 +1087,10 @@ version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72abf7976bc09a30391248b3c6509338b235c02b0e9b0bf8af686c289cad3f45"
 dependencies = [
- "ahash",
+ "ahash 0.8.6",
  "fixedbitset",
- "hashbrown 0.14.3",
- "indexmap 2.1.0",
+ "hashbrown 0.12.3",
+ "indexmap 1.9.3",
  "num-traits",
  "petgraph",
  "priority-queue",
diff --git a/2023/Cargo.toml b/2023/Cargo.toml
index 2af1417..b10928b 100644
--- a/2023/Cargo.toml
+++ b/2023/Cargo.toml
@@ -23,7 +23,7 @@ petgraph = "0.6.4"
 num = "0.4.1"
 num-traits = "0.2.17"
 rustworkx-core = "0.13.2"
-pathfinding = "4.6.0"
+pathfinding = "4.8.0"
 
 
 [profile.dhat]