diff --git a/Cargo.lock b/Cargo.lock
index c40df90..6739596 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1284,7 +1284,7 @@ dependencies = [
  "progenitor-macro",
  "project-root",
  "rand",
- "regress",
+ "regress 0.6.0",
  "reqwest",
  "rustfmt-wrapper",
  "schemars",
@@ -1440,6 +1440,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "regress"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82a9ecfa0cb04d0b04dddb99b8ccf4f66bc8dfd23df694b398570bd8ae3a50fb"
+dependencies = [
+ "hashbrown 0.13.2",
+ "memchr",
+]
+
 [[package]]
 name = "remove_dir_all"
 version = "0.5.3"
@@ -2203,7 +2213,7 @@ dependencies = [
  "log",
  "proc-macro2",
  "quote",
- "regress",
+ "regress 0.5.0",
  "schemars",
  "serde_json",
  "syn 2.0.15",
diff --git a/progenitor/Cargo.toml b/progenitor/Cargo.toml
index 8747b38..4163079 100644
--- a/progenitor/Cargo.toml
+++ b/progenitor/Cargo.toml
@@ -32,7 +32,7 @@ chrono = { version = "0.4", features = ["serde"] }
 futures = "0.3.27"
 percent-encoding = "2.2"
 rand = "0.8"
-regress = "0.5.0"
+regress = "0.6.0"
 reqwest = { version = "0.11.16", features = ["json", "stream"] }
 schemars = { version = "0.8.12", features = ["uuid1"] }
 uuid = { version = "1.3", features = ["serde", "v4"] }