diff --git a/experimental/reverie-rpc-macros/Cargo.toml b/experimental/reverie-rpc-macros/Cargo.toml
index 8193e3f..f33e382 100644
--- a/experimental/reverie-rpc-macros/Cargo.toml
+++ b/experimental/reverie-rpc-macros/Cargo.toml
@@ -15,6 +15,6 @@ proc-macro = true
 [dependencies]
 darling = "0.14.0"
 heck = "0.3.1"
-proc-macro2 = { version = "1.0.64", features = ["span-locations"] }
+proc-macro2 = { version = "1.0.70", features = ["span-locations"] }
 quote = "1.0.29"
 syn = { version = "1.0.109", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }
diff --git a/experimental/reverie-sabre-macros/Cargo.toml b/experimental/reverie-sabre-macros/Cargo.toml
index 885963c..bdcedea 100644
--- a/experimental/reverie-sabre-macros/Cargo.toml
+++ b/experimental/reverie-sabre-macros/Cargo.toml
@@ -15,6 +15,6 @@ proc-macro = true
 [dependencies]
 darling = "0.14.0"
 heck = "0.3.1"
-proc-macro2 = { version = "1.0.64", features = ["span-locations"] }
+proc-macro2 = { version = "1.0.70", features = ["span-locations"] }
 quote = "1.0.29"
 syn = { version = "1.0.109", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }