diff --git a/gdnative-derive/Cargo.toml b/gdnative-derive/Cargo.toml
index 8297418cf..38ec18cc8 100644
--- a/gdnative-derive/Cargo.toml
+++ b/gdnative-derive/Cargo.toml
@@ -18,7 +18,7 @@ proc-macro = true
 syn = { version = "1", features = ["full", "extra-traits", "visit"] }
 quote = "1"
 proc-macro2 = "1"
-proc-macro-crate = "2"
+proc-macro-crate = "3"
 
 [dev-dependencies]
 # This is included for the doc tests.