diff --git a/pkgs/tools/security/bitwarden_rs/cargo-lock-lettre.patch b/pkgs/tools/security/bitwarden_rs/cargo-lock-lettre.patch
new file mode 100644
index 000000000000..d9f491ca290a
--- /dev/null
+++ b/pkgs/tools/security/bitwarden_rs/cargo-lock-lettre.patch
@@ -0,0 +1,58 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index 2e0b695..6d23410 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -114,8 +114,8 @@ dependencies = [
+  "handlebars 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+  "jsonwebtoken 6.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+- "lettre 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
+- "lettre_email 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
++ "lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "lettre_email 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "libsqlite3-sys 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+  "multipart 0.16.1 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -1007,13 +1007,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
+ 
+ [[package]]
+ name = "lettre"
+-version = "0.9.1"
++version = "0.9.2"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ dependencies = [
+  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+  "bufstream 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+- "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+  "fast_chemail 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)",
+  "hostname 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -1026,14 +1024,12 @@ dependencies = [
+ 
+ [[package]]
+ name = "lettre_email"
+-version = "0.9.1"
++version = "0.9.2"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ dependencies = [
+  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+  "email 0.0.20 (registry+https://github.com/rust-lang/crates.io-index)",
+- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+- "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+- "lettre 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
++ "lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "mime 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
+  "uuid 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -2858,8 +2854,8 @@ dependencies = [
+ "checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
+ "checksum lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bc5729f27f159ddd61f4df6228e827e86643d4d3e7c32183cb30a1c08f604a14"
+ "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
+-"checksum lettre 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "646aee0a55545eaffdf0df1ac19b500b51adb3095ec4dfdc704134e56ea23531"
+-"checksum lettre_email 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ae1b3d43e4bb7beb9974a359cbb3ea4f93dfba6c1c0c6e9c9f82e538e0f9ab9f"
++"checksum lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c66afaa5dfadbb81d4e00fd1d1ab057c7cd4c799c5a44e0009386d553587e728"
++"checksum lettre_email 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bbb68ca999042d965476e47bbdbacd52db0927348b6f8062c44dd04a3b1fd43b"
+ "checksum libc 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)" = "42914d39aad277d9e176efbdad68acb1d5443ab65afe0e0e4f0d49352a950880"
+ "checksum libsqlite3-sys 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fd6457c70bbff456d9fe49deaba35ec47c3e598bf8d7950ff0575ceb7a8a6ad1"
+ "checksum lock_api 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "62ebf1391f6acad60e5c8b43706dde4582df75c06698ab44511d15016bc2442c"
diff --git a/pkgs/tools/security/bitwarden_rs/default.nix b/pkgs/tools/security/bitwarden_rs/default.nix
index d22a2773fd9d..f04996f1b431 100644
--- a/pkgs/tools/security/bitwarden_rs/default.nix
+++ b/pkgs/tools/security/bitwarden_rs/default.nix
@@ -2,21 +2,26 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "bitwarden_rs";
-  version = "1.9.0";
+  version = "1.9.1";
 
   src = fetchFromGitHub {
     owner = "dani-garcia";
     repo = pname;
     rev = version;
-    sha256 = "14c2blzkmdd9s0gpf6b7y141yx9s2v2gmwy5l1lgqjhi3h6jpcqr";
+    sha256 = "0jfb4b2lp2v01aw615lx0qj1qh73hyrbjn9kva7zqp74wcfw12gp";
   };
 
+  cargoPatches = [
+    # type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
+    ./cargo-lock-lettre.patch
+  ];
+
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ openssl ] ++ stdenv.lib.optionals stdenv.isDarwin [ Security CoreServices ];
 
   RUSTC_BOOTSTRAP = 1;
 
-  cargoSha256 = "038l6alcdc0g4avpbzxgd2k09nr3wrsbry763bq2c77qqgwldj8r";
+  cargoSha256 = "0p39gqrqdmgqhngp1qyh6jl0sp0ifj5n3bxfqafjbspb4zph3ls4";
 
   meta = with stdenv.lib; {
     description = "An unofficial lightweight implementation of the Bitwarden server API using Rust and SQLite";
diff --git a/pkgs/tools/security/bitwarden_rs/vault.nix b/pkgs/tools/security/bitwarden_rs/vault.nix
index 44c8047684fd..76b9f24224c1 100644
--- a/pkgs/tools/security/bitwarden_rs/vault.nix
+++ b/pkgs/tools/security/bitwarden_rs/vault.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "bitwarden_rs-vault";
-  version = "2.10.1";
+  version = "2.11.0";
 
   src = fetchurl {
     url = "https://github.com/dani-garcia/bw_web_builds/releases/download/v${version}/bw_web_v${version}.tar.gz";
-    sha256 = "1avgxlsxi7mb8zpqai3j1qb43qq09ya5ngb7l4q7mj0d89lxrzhb";
+    sha256 = "06f0rcpqhz5qjm01jbxx2czhnj9ng29rgsrilm5r5xx31s9dnhg7";
   };
 
   buildCommand = ''