diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 1687904855..3e46b43856 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -127,7 +127,8 @@ jobs:
       - name: boost headers
         run: |
           cd boost
-          b2 headers
+          ./b2 headers
+          cp b2 ..
 
       - name: user-config
         run: |
@@ -151,4 +152,4 @@ jobs:
 
       - name: build library
         run: |
-          BOOST_ROOT=boost b2 -l400 cxxstd=14 target-os=iphone darwin-ios darwin-ios_sim address-model=64  link=static
+          BOOST_ROOT=boost ./b2 -l400 cxxstd=14 target-os=iphone darwin-ios darwin-ios_sim address-model=64  link=static