diff --git a/Cargo.lock b/Cargo.lock
index 8879f9639454..19d645de4b42 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1176,9 +1176,9 @@ checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "syn"
-version = "2.0.108"
+version = "2.0.110"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da58917d35242480a05c2897064da0a80589a2a0476c9a3f2fdc83b53502e917"
+checksum = "a99801b5bd34ede4cf3fc688c5919368fea4e4814a4664359503e6015b280aea"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/glib-macros/Cargo.toml b/glib-macros/Cargo.toml
index 09df8db12e9b..46f2a1a11694 100644
--- a/glib-macros/Cargo.toml
+++ b/glib-macros/Cargo.toml
@@ -20,7 +20,7 @@ proc_macro_crate = ["proc-macro-crate"]
 heck = "0.5"
 proc-macro2 = "1.0"
 quote = "1.0"
-syn = { version = "2.0.107", features = ["full"] }
+syn = { version = "2.0.110", features = ["full"] }
 proc-macro-crate = { version = "3.3", optional = true }
 
 [lib]