diff --git a/.github/workflows/publish-binaries.yml b/.github/workflows/publish-binaries.yml
index c211a5f7..04b0b3d9 100644
--- a/.github/workflows/publish-binaries.yml
+++ b/.github/workflows/publish-binaries.yml
@@ -3,6 +3,11 @@ name: Publish pre-compiled binaries (release)
 on:
   release:
     types: [published]
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: "Release tag to upload binaries to (e.g. 0.4.9)"
+        required: true
 
 permissions:
   contents: write
@@ -27,7 +32,7 @@ jobs:
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          gh release upload "${{ github.event.release.tag_name }}" \
+          gh release upload "${{ github.event.release.tag_name || inputs.tag }}" \
             crates/target/wasm32-wasip1/release/prompt_gateway.wasm \
             crates/target/wasm32-wasip1/release/llm_gateway.wasm \
             --clobber
@@ -50,7 +55,7 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           cp crates/target/release/brightstaff brightstaff-linux-amd64
-          gh release upload "${{ github.event.release.tag_name }}" \
+          gh release upload "${{ github.event.release.tag_name || inputs.tag }}" \
             brightstaff-linux-amd64 \
             --clobber
 
@@ -72,7 +77,7 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           cp crates/target/release/brightstaff brightstaff-linux-arm64
-          gh release upload "${{ github.event.release.tag_name }}" \
+          gh release upload "${{ github.event.release.tag_name || inputs.tag }}" \
             brightstaff-linux-arm64 \
             --clobber
 
@@ -94,6 +99,6 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           cp crates/target/release/brightstaff brightstaff-darwin-arm64
-          gh release upload "${{ github.event.release.tag_name }}" \
+          gh release upload "${{ github.event.release.tag_name || inputs.tag }}" \
             brightstaff-darwin-arm64 \
             --clobber