diff --git a/Cargo.lock b/Cargo.lock
index 8e8f6ba..cc6b180 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -256,9 +256,9 @@ dependencies = [
 
 [[package]]
 name = "chacha20"
-version = "0.10.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c35e4b699c7e15ccbe7ee35c005e4fc0a278d22238a2857e6ce2dadeda1b06"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.3.0",
@@ -1800,7 +1800,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
 dependencies = [
- "chacha20 0.10.2",
+ "chacha20 0.10.1",
  "getrandom 0.4.3",
  "rand_core 0.10.1",
 ]
diff --git a/codec/Cargo.lock b/codec/Cargo.lock
index a898cf4..5ed6f53 100644
--- a/codec/Cargo.lock
+++ b/codec/Cargo.lock
@@ -187,9 +187,9 @@ dependencies = [
 
 [[package]]
 name = "chacha20"
-version = "0.10.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c35e4b699c7e15ccbe7ee35c005e4fc0a278d22238a2857e6ce2dadeda1b06"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.3.0",
@@ -1151,7 +1151,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
 dependencies = [
- "chacha20 0.10.2",
+ "chacha20 0.10.1",
  "getrandom 0.4.3",
  "rand_core 0.10.1",
 ]
diff --git a/common/Cargo.lock b/common/Cargo.lock
index 8d0f18c..338d35d 100644
--- a/common/Cargo.lock
+++ b/common/Cargo.lock
@@ -139,9 +139,9 @@ checksum = "f079e83a288787bcd14a6aea84cee5c87a67c5a3e660c30f557a3d24761b3527"
 
 [[package]]
 name = "chacha20"
-version = "0.10.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c35e4b699c7e15ccbe7ee35c005e4fc0a278d22238a2857e6ce2dadeda1b06"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
 dependencies = [
  "cfg-if",
  "cpufeatures",
diff --git a/crypto/Cargo.lock b/crypto/Cargo.lock
index 5b86012..e536096 100644
--- a/crypto/Cargo.lock
+++ b/crypto/Cargo.lock
@@ -181,9 +181,9 @@ dependencies = [
 
 [[package]]
 name = "chacha20"
-version = "0.10.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c35e4b699c7e15ccbe7ee35c005e4fc0a278d22238a2857e6ce2dadeda1b06"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.3.0",
@@ -853,7 +853,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
 dependencies = [
- "chacha20 0.10.2",
+ "chacha20 0.10.1",
  "getrandom 0.4.3",
  "rand_core 0.10.1",
 ]
diff --git a/example/Cargo.lock b/example/Cargo.lock
index f81b014..ba5bf49 100644
--- a/example/Cargo.lock
+++ b/example/Cargo.lock
@@ -225,9 +225,9 @@ dependencies = [
 
 [[package]]
 name = "chacha20"
-version = "0.10.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c35e4b699c7e15ccbe7ee35c005e4fc0a278d22238a2857e6ce2dadeda1b06"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.3.0",
@@ -1701,7 +1701,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
 dependencies = [
- "chacha20 0.10.2",
+ "chacha20 0.10.1",
  "getrandom 0.4.3",
  "rand_core 0.10.1",
 ]
diff --git a/src/sdk/client.ts b/src/sdk/client.ts
index e0307cd..499c44f 100644
--- a/src/sdk/client.ts
+++ b/src/sdk/client.ts
@@ -1504,11 +1504,7 @@ export class MTPClient<Registry extends MTPSchemaRegistry = MTPNoSchemas> {
   ): Unsubscribe;
   subscribe(
     type: MTPCommunicationType,
-    handler: (message: ParsedFrame) => void | Promise<void>,
-  ): Unsubscribe;
-  subscribe(
-    type: MTPCommunicationType,
-    handler: (message: any) => void | Promise<void>,
+    handler: (message: MTPFrame<unknown>) => void | Promise<void>,
   ): Unsubscribe {
     if (typeof type !== "string" || !type) {
       throw new TypeError("subscription type must be a non-empty string");