diff --git a/impls/monero.dart/pubspec.yaml b/impls/monero.dart/pubspec.yaml
index 2a32efe6..51a3176e 100644
--- a/impls/monero.dart/pubspec.yaml
+++ b/impls/monero.dart/pubspec.yaml
@@ -12,4 +12,4 @@ dependencies:
 dev_dependencies:
   lints: ^5.0.0
   test: ^1.24.0
-  ffigen: ^14.0.0
+  ffigen: ^16.0.0