diff --git a/Cargo.lock b/Cargo.lock
index 0c9d1df12..336edefd5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2128,9 +2128,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.94"
+version = "0.2.95"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e"
+checksum = "789da6d93f1b866ffe175afc5322a4d76c038605a1c3319bb57b06967ca98a36"
 
 [[package]]
 name = "libm"
diff --git a/Cargo.toml b/Cargo.toml
index de6a50cb0..ff978d748 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ indexmap = "1.3.0"
 itertools = "0.10.0"
 kamadak-exif = "0.5"
 lettre_email = { git = "https://github.com/deltachat/lettre", branch = "master" }
-libc = "0.2.51"
+libc = "0.2.95"
 log = {version = "0.4.8", optional = true }
 mailparse = "0.13.4"
 native-tls = "0.2.3"