diff --git a/Cargo.lock b/Cargo.lock
index 2a1d39b..4d0897d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "aho-corasick"
@@ -31,9 +31,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "castaway"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a17ed5635fc8536268e5d4de1e22e81ac34419e5f052d4d51f4e01dcc263fcc"
+checksum = "0abae9be0aaf9ea96a3b1b8b1b55c602ca751eba1b1500220cea4ecbafe7c0d5"
 dependencies = [
  "rustversion",
 ]
@@ -46,13 +46,14 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "compact_str"
-version = "0.7.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f86b9c4c00838774a6d902ef931eff7470720c51d90c2e32cfe15dc304737b3f"
+checksum = "3fdb1325a1cece981e8a296ab8f0f9b63ae357bd0784a9faaf548cc7b480707a"
 dependencies = [
  "castaway",
  "cfg-if",
  "itoa",
+ "rustversion",
  "ryu",
  "static_assertions",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 51a5389..c58fc92 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ owned_chars = ">=0.3.2,<0.4"
 pyo3 = { version = ">=0.18,<0.19", features = ["num-bigint"] }
 thiserror = ">=1.0.37,<2"
 utf8-chars = ">=2.0.2,<3"
-compact_str = ">=0.7.1,<0.8"
+compact_str = ">=0.7.1, <0.10"
 utf8-io = ">=0.16.0,<0.17"
 #utf8-read = ">=0.4.0,<0.5"
 utf8-read = { git = "https://github.com/smheidrich/utf8-read-rs.git", branch = "configurable-chunk-size" }