diff --git a/server/Cargo.lock b/server/Cargo.lock
index c899844..6684a75 100644
--- a/server/Cargo.lock
+++ b/server/Cargo.lock
@@ -85,27 +85,6 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
 
-[[package]]
-name = "async-stream"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "171374e7e3b2504e0e5236e3b59260560f9fe94bfe9ac39ba5e4e929c5590625"
-dependencies = [
- "async-stream-impl",
- "futures-core",
-]
-
-[[package]]
-name = "async-stream-impl"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "648ed8c8d2ce5409ccd57453d9d1b214b342a0d69376a6feda1fd6cae3299308"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -1876,11 +1855,10 @@ dependencies = [
 
 [[package]]
 name = "retina"
-version = "0.0.3"
+version = "0.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "151ca8320bb2fb48dc29a9106b7e6fcde088720cb7895b3a3aacac7e09faa68b"
+checksum = "4a2197de61111c2ffd1d4a9c04edf7a883bdbf8ab3e5d7d21fc19fce7547e54f"
 dependencies = [
- "async-stream",
  "base64",
  "bitreader",
  "bytes",
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 3976fb0..3125ab0 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -46,7 +46,7 @@ nom = "6.0.0"
 parking_lot = { version = "0.11.1", features = [] }
 protobuf = { git = "https://github.com/stepancheg/rust-protobuf" }
 reffers = "0.6.0"
-retina = "0.0.3"
+retina = "0.0.4"
 ring = "0.16.2"
 rusqlite = "0.25.3"
 serde = { version = "1.0", features = ["derive"] }