diff --git a/pkgs/top-level/release.nix b/pkgs/top-level/release.nix
index 0f5974d83cb8..bf69d13c98f1 100644
--- a/pkgs/top-level/release.nix
+++ b/pkgs/top-level/release.nix
@@ -31,6 +31,11 @@
 , nixpkgsArgs ? { config = {
     allowUnfree = false;
     inHydra = true;
+    # Exceptional unsafe packages that we still build and distribute,
+    # so users choosing to allow don't have to rebuild them every time.
+    permittedInsecurePackages = [
+      "olm-3.2.16" # see PR #347899
+    ];
   }; }
 
   # This flag, if set to true, will inhibit the use of `mapTestOn`