2 files changed, 6 insertions, 3 deletions
diff --git a/pkgs/applications/blockchains/aeon/default.nix b/pkgs/applications/blockchains/aeon/default.nix
index 7928a63b8264..3939dbce3157 100644
--- a/pkgs/applications/blockchains/aeon/default.nix
+++ b/pkgs/applications/blockchains/aeon/default.nix
@@ -33,6 +33,9 @@ stdenv.mkDerivation {
   hardeningDisable = [ "fortify" ];
 
   meta = with lib; {
+    # Does not build against gcc-13. No development activity upstream
+    # for past few years.
+    broken = true;
     description = "Private, secure, untraceable currency";
     homepage = "http://www.aeon.cash/";
     license = licenses.bsd3;
diff --git a/pkgs/applications/blockchains/optimism/default.nix b/pkgs/applications/blockchains/optimism/default.nix
index 40f5c0ceb2e7..d95565d919de 100644
--- a/pkgs/applications/blockchains/optimism/default.nix
+++ b/pkgs/applications/blockchains/optimism/default.nix
@@ -6,19 +6,19 @@
 
 buildGoModule rec {
   pname = "optimism";
-  version = "1.5.1";
+  version = "1.6.1";
 
   src = fetchFromGitHub {
     owner = "ethereum-optimism";
     repo = "optimism";
     rev = "op-node/v${version}";
-    hash = "sha256-oVrm1mK2yw5IF7WZCwDQ1U/JdYvUPKJY/kzRSp6Pzwo=";
+    hash = "sha256-ic5OHGxU/crq6IqqUnzAC+99KpCXUKFagnAKD4FtYBI=";
     fetchSubmodules = true;
   };
 
   subPackages = [ "op-node/cmd" "op-proposer/cmd" "op-batcher/cmd" ];
 
-  vendorHash = "sha256-QDpCGfykTUIgPQxHH8qIfmOsQrcQfZ3/vwjsuvUo1Fo=";
+  vendorHash = "sha256-zuATJ5FBdil9bHgkMf32WuTW6/99GIsGCzI5srP21m8=";
 
   buildInputs = [
     libpcap