diff --git a/Cargo.lock b/Cargo.lock
index 9a295a6..d9553cb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2685,9 +2685,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "1.11.1"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "27b501faa50e7a26c3d3560ca625132f4078a17771f4810baf70475ae48cbe43"
+checksum = "d22053281f852e11534f5198498373cbb59295120a20771d90f7ed1897490a72"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -3133,6 +3133,7 @@ dependencies = [
  "http-body-util",
  "httptest",
  "humantime",
+ "hyper",
  "ic-bn-lib",
  "ic-certified-assets",
  "ic-http-certification 3.2.0",
diff --git a/Cargo.toml b/Cargo.toml
index 75d4744..6123a71 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,6 +37,7 @@ http = "1.3.1"
 http-body = "1.0.1"
 http-body-util = "0.1.2"
 humantime = "2.2.0"
+hyper = "=1.11.0"
 ic-bn-lib = { version = "0.8.1", features = [
     "acme-dns",
     "cert-providers",