diff --git a/Cargo.lock b/Cargo.lock
index fcebd087c5..b9d0c9d2c0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5731,9 +5731,9 @@ checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.64"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78803b62cbf1f46fde80d7c0e803111524b9877184cfe7c3033659490ac7a7da"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/testing-macros/Cargo.toml b/testing-macros/Cargo.toml
index c9d97fd935..6e392c72e1 100644
--- a/testing-macros/Cargo.toml
+++ b/testing-macros/Cargo.toml
@@ -89,7 +89,7 @@ serde = { version = "1.0.171", features = ["derive"] }
 # proc macro stuff
 quote = "1.0.30"
 syn = { version = "2.0.25", features = ["full", "extra-traits"] }
-proc-macro2 = "1.0.64"
+proc-macro2 = "1.0.66"
 derive_builder = "0.12.0"
 
 [dev-dependencies]