diff --git a/Cargo.lock b/Cargo.lock
index 8e5502192..da723b687 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2177,9 +2177,9 @@ dependencies = [
 
 [[package]]
 name = "mailparse"
-version = "0.13.5"
+version = "0.13.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c06f526fc13a50f46a3689a6f438cb833c59817c898bb40a3954f341ddf74ce1"
+checksum = "5ee6e1ca1c8396da58f8128176f6980dd57bec84c8670a479519d3655f2d6734"
 dependencies = [
  "base64 0.13.0",
  "charset",
@@ -2861,9 +2861,9 @@ dependencies = [
 
 [[package]]
 name = "quoted_printable"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47b080c5db639b292ac79cbd34be0cfc5d36694768d8341109634d90b86930e2"
+checksum = "1238256b09923649ec89b08104c4dfe9f6cb2fea734a5db5384e44916d59e9c5"
 
 [[package]]
 name = "r2d2"
diff --git a/Cargo.toml b/Cargo.toml
index 0393fe699..9ae2ba394 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ kamadak-exif = "0.5"
 lettre_email = { git = "https://github.com/deltachat/lettre", branch = "master" }
 libc = "0.2.101"
 log = {version = "0.4.8", optional = true }
-mailparse = "0.13.5"
+mailparse = "0.13.6"
 native-tls = "0.2.8"
 num_cpus = "1.13.0"
 num-derive = "0.3.0"