diff --git a/Cargo.lock b/Cargo.lock
index cf6b80b59..1f833bdc3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2102,9 +2102,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.12.0"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7709cef83f0c1f58f666e746a08b21e0085f7440fa6a29cc194d68aac97a4225"
+checksum = "18a6dbe30758c9f83eb00cbea4ac95966305f5a7772f3f42ebfc7fc7eddbd8e1"
 
 [[package]]
 name = "oorandom"
diff --git a/Cargo.toml b/Cargo.toml
index 015407108..324e3231a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,7 +46,7 @@ native-tls = "0.2"
 num_cpus = "1.13"
 num-derive = "0.3"
 num-traits = "0.2"
-once_cell = "1.12.0"
+once_cell = "1.13.0"
 percent-encoding = "2.0"
 pgp = { version = "0.8", default-features = false }
 pretty_env_logger = { version = "0.4", optional = true }
diff --git a/deltachat-ffi/Cargo.toml b/deltachat-ffi/Cargo.toml
index 869644200..e3182c926 100644
--- a/deltachat-ffi/Cargo.toml
+++ b/deltachat-ffi/Cargo.toml
@@ -24,7 +24,7 @@ tokio = { version = "1", features = ["rt-multi-thread"] }
 anyhow = "1"
 thiserror = "1"
 rand = "0.7"
-once_cell = "1.12.0"
+once_cell = "1.13.0"
 
 [features]
 default = ["vendored"]