diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0a3c81d1..3140e24e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -199,6 +199,20 @@ jobs:
               -p @executable_path/../Frameworks/
           fi
 
+          # dylibbundler may miss Homebrew's Vulkan loader on some runner images.
+          # Copy all vulkan-loader dylib names so wowee_bin can resolve whichever
+          # install_name it was linked against (e.g. libvulkan.1.4.341.dylib).
+          VULKAN_LIB_DIR="$(brew --prefix vulkan-loader)/lib"
+          for lib in "${VULKAN_LIB_DIR}"/libvulkan*.dylib; do
+            [ -e "${lib}" ] || continue
+            cp -f "${lib}" Wowee.app/Contents/Frameworks/
+          done
+
+          if ! ls Wowee.app/Contents/Frameworks/libvulkan*.dylib >/dev/null 2>&1; then
+            echo "Missing Vulkan loader dylib(s) in app bundle Frameworks/" >&2
+            exit 1
+          fi
+
           # Info.plist
           cat > Wowee.app/Contents/Info.plist << 'EOF'
           <?xml version="1.0" encoding="UTF-8"?>
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 34917dd1..b570fc72 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -183,6 +183,20 @@ jobs:
             fi
           fi
 
+          # dylibbundler may miss Homebrew's Vulkan loader on some runner images.
+          # Copy all vulkan-loader dylib names so wowee_bin can resolve whichever
+          # install_name it was linked against (e.g. libvulkan.1.4.341.dylib).
+          VULKAN_LIB_DIR="$(brew --prefix vulkan-loader)/lib"
+          for lib in "${VULKAN_LIB_DIR}"/libvulkan*.dylib; do
+            [ -e "${lib}" ] || continue
+            cp -f "${lib}" Wowee.app/Contents/Frameworks/
+          done
+
+          if ! ls Wowee.app/Contents/Frameworks/libvulkan*.dylib >/dev/null 2>&1; then
+            echo "Missing Vulkan loader dylib(s) in app bundle Frameworks/" >&2
+            exit 1
+          fi
+
           # Info.plist
           cat > Wowee.app/Contents/Info.plist << EOF
           <?xml version="1.0" encoding="UTF-8"?>