diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index f121a7e..85e7572 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -61,13 +61,16 @@ jobs:
           - os: ubuntu-latest
             target: x86_64-unknown-linux-gnu
             interpreter: -i python3.9 -i python3.10 -i python3.11 -i python3.12 -i python3.13
-          # macOS/Windows - uses setup-python (line 85-94) which only installs 3.9-3.13
+          # macOS/Windows - must specify interpreters explicitly (auto-discovery unreliable)
           - os: macos-latest
             target: x86_64-apple-darwin
+            interpreter: -i python3.9 -i python3.10 -i python3.11 -i python3.12 -i python3.13
           - os: macos-latest
             target: aarch64-apple-darwin
+            interpreter: -i python3.9 -i python3.10 -i python3.11 -i python3.12 -i python3.13
           - os: windows-latest
             target: x86_64-pc-windows-msvc
+            interpreter: -i python3.9 -i python3.10 -i python3.11 -i python3.12 -i python3.13
           # aarch64 Linux cross-compilation - must specify Python versions explicitly
           # (cross containers don't have discoverable Python interpreters)
           # Uses manylinux_2_28 for modern GCC (fixes ring crate aarch64 build)