diff --git a/pkgs/build-support/dotnet/build-dotnet-module/hook/dotnet-hook.sh b/pkgs/build-support/dotnet/build-dotnet-module/hook/dotnet-hook.sh
index 7da8ca6d33f3..da277091feb3 100644
--- a/pkgs/build-support/dotnet/build-dotnet-module/hook/dotnet-hook.sh
+++ b/pkgs/build-support/dotnet/build-dotnet-module/hook/dotnet-hook.sh
@@ -384,6 +384,9 @@ dotnetInstallPhase() {
       local runtimeIdFlags=()
       if [[ $projectFile == *.csproj || -n ${dotnetSelfContainedBuild-} ]]; then
         runtimeIdFlags+=("--runtime" "$runtimeId")
+        # set RuntimeIdentifier because --runtime is broken:
+        # https://github.com/dotnet/sdk/issues/13983
+        runtimeIdFlags+=(-p:RuntimeIdentifier="$runtimeId")
       fi
 
       dotnet pack ${1+"$projectFile"} \