diff --git a/Cargo.lock b/Cargo.lock
index be5c020..82db9fe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1145,9 +1145,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f7254b99e31cad77da24b08ebf628882739a608578bb1bcdfc1f9c21260d7c0"
+checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
 
 [[package]]
 name = "os_str_bytes"
diff --git a/Cargo.toml b/Cargo.toml
index e88e430..e397bd3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -44,7 +44,7 @@ hyper = { version = "0.14", features = ["full"] }
 byte-unit = "4.0"
 
 # HTTP rate limiting
-once_cell = "1.14"
+once_cell = "1.15"
 governor = "0.5"
 
 # CLI