diff --git a/Cargo.toml b/Cargo.toml
index ef0e9f2..127c526 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,10 +27,10 @@ rust-version = "1.77"
 
 [dependencies]
 byteorder = "1.5.0"
-fast-float = "0.2.0"
+fast-float2 = "0.2.3"
 itoa = "1.0"
 nom = "7.1.3"
-ordered-float = { version = "4.2", default-features = false }
+ordered-float = { version = "4.5", default-features = false }
 rand = { version = "0.8.5", features = ["small_rng"] }
 ryu = "1.0"
 serde_json = { version = "1.0", default-features = false, features = ["std"] }
diff --git a/src/parser.rs b/src/parser.rs
index 5c382c4..b1edbfd 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -271,7 +271,7 @@ impl<'a> Parser<'a> {
             }
         }
 
-        match fast_float::parse(s) {
+        match fast_float2::parse(s) {
             Ok(v) => Ok(Value::Number(Number::Float64(v))),
             Err(_) => Err(self.error(ParseErrorCode::InvalidNumberValue)),
         }