diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c507715..ef4ee14 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -233,7 +233,7 @@ jobs:
 
       - name: Conan install
         run: |
-          conan install . -i build -s build_type=Release --build missing arch=x86_64
+          conan install . -i build -s build_type=Release --build missing --settings arch=x86_64
         shell: bash
 
       - name: Conan build
@@ -241,6 +241,11 @@ jobs:
           conan build -bf build .
         shell: bash
 
+      - name: Adhoc signature
+        run: |
+           codesign -s - --options=runtime build/FBX2glTF
+        shell: bash
+
       - uses: actions/upload-artifact@v2
         with:
           name: FBX2glTF-macos
@@ -322,13 +327,18 @@ jobs:
 
       - name: Conan install
         run: |
-          conan install . -i build -s build_type=Release --build missing arch=armv8
+          conan install . -i build -s build_type=Release --build missing --settings arch=armv8
         shell: bash
 
       - name: Conan build
         run: |
           conan build -bf build .
         shell: bash
+        
+      - name: Adhoc signature
+        run: |
+           codesign -s - --options=runtime build/FBX2glTF
+        shell: bash
 
       - uses: actions/upload-artifact@v2
         with: