diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 07df901b3..2a2a50127 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -23,11 +23,15 @@ jobs:
       if: matrix.os == 'windows-latest'
 
     - name: Install llvm-nm (Windows)
-      shell: bash
       run: |
         rustup update stable
         rustup default stable
         rustup component add llvm-tools-preview
+      if: matrix.os == 'windows-latest'
+
+    - name: Register llvm-nm in environment (Windows)
+      shell: bash
+      run: |
         echo "WASM_NM=$(rustc --print sysroot|sed 's|C:|/c|'|sed 's|\\|/|g')/lib/rustlib/x86_64-pc-windows-msvc/bin/llvm-nm.exe" >> $GITHUB_ENV
       if: matrix.os == 'windows-latest'