diff --git a/Cargo.lock b/Cargo.lock
index 707d8ceb9..8d0223d7d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2748,9 +2748,9 @@ checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "a152013215dca273577e18d2bf00fa862b89b24169fb78c4c95aeb07992c9cec"
 dependencies = [
  "unicode-xid",
 ]
@@ -3588,9 +3588,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.67"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
+checksum = "ad184cc9470f9117b2ac6817bfe297307418819ba40552f9b3846f05c33d5373"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/deltachat_derive/Cargo.toml b/deltachat_derive/Cargo.toml
index 9f576b650..0fa7fefbd 100644
--- a/deltachat_derive/Cargo.toml
+++ b/deltachat_derive/Cargo.toml
@@ -9,5 +9,5 @@ license = "MPL-2.0"
 proc-macro = true
 
 [dependencies]
-syn = "1.0.67"
+syn = "1.0.71"
 quote = "1.0.2"