diff --git a/bottlecap/Cargo.lock b/bottlecap/Cargo.lock
index 7e010800c..248323819 100644
--- a/bottlecap/Cargo.lock
+++ b/bottlecap/Cargo.lock
@@ -1340,9 +1340,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.4.13"
+version = "0.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f44da3a8150a6703ed5d34e164b875fd14c2cdab9af1252a9a1020bde2bdc54"
+checksum = "839c0e8a181239723652be9062bb56ca5bf5f64011f73b623f6f4fc59086a228"
 dependencies = [
  "atomic-waker",
  "bytes",