diff --git a/nix/openroad.nix b/nix/openroad.nix
index 21b33267b..b2ba3b12b 100644
--- a/nix/openroad.nix
+++ b/nix/openroad.nix
@@ -43,8 +43,8 @@
   clang-tools_14,
   buildEnv,
   makeBinaryWrapper,
-  rev ? "edf00dff99f6c40d67a30c0e22a8191c5d2ed9d6",
-  sha256 ? "sha256-J649SIC/IHtiKiMvY8XrteyFkNM0WeQ6hfKIYdtE81g=",
+  rev ? "73c1f495d0a2476768a300871d4ae1d42bb4c389",
+  sha256 ? "sha256-kdJIxlsRvDtyFrHRpNSbZZwjgzCyfYMalsiV2HZZypk=",
   # environments,
   openroad,
   buildPythonEnvForInterpreter,
diff --git a/nix/opensta.nix b/nix/opensta.nix
index 84b154420..2d00ad740 100644
--- a/nix/opensta.nix
+++ b/nix/opensta.nix
@@ -26,8 +26,8 @@
   cudd,
   zlib,
   eigen,
-  rev ? "b5f3a02b33b8ae1739ace8a329fde94434711dd6",
-  sha256 ? "sha256-s9Qn8Hkxuzvx7sZdaa/RX8X4Rp4w/kTVdnrmsRvC8wo=",
+  rev ? "aa598a2f14c5c142e90391a69988523505e7db3d",
+  sha256 ? "sha256-vrOZ7fHp3g5eylL4o6IKuBXug8iz58xgF6Zaf9LYnHg=",
 }:
 clangStdenv.mkDerivation (finalAttrs: {
   name = "opensta";