diff --git a/ext/http/Cargo.toml b/ext/http/Cargo.toml
index 8b460af5fe..f741d3472a 100644
--- a/ext/http/Cargo.toml
+++ b/ext/http/Cargo.toml
@@ -36,7 +36,7 @@ fly-accept-encoding = "0.2.0"
 http.workspace = true
 httparse.workspace = true
 hyper = { workspace = true, features = ["server", "stream", "http1", "http2", "runtime"] }
-hyper1 = { package = "hyper", features = ["full"], version = "1.0.0-rc.3" }
+hyper1 = { package = "hyper", features = ["full"], version = "=1.0.0-rc.3" }
 memmem.workspace = true
 mime = "0.3.16"
 once_cell.workspace = true