diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index ce0d3ac..08c2f80 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -95,6 +95,7 @@ jobs:
 
   gnat_cross:
     strategy:
+      fail-fast: false
       matrix:
         target: ["arm-elf", "esp32-elf", "riscv64-elf", "avr-elf"]
     name: GNAT ${{ matrix.target }}-linux
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index d7bce1d..3d63d43 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -92,6 +92,7 @@ jobs:
 
   gnat_cross:
     strategy:
+      fail-fast: false
       matrix:
         target: ["arm-elf", "esp32-elf", "riscv64-elf", "avr-elf"]
     name: GNAT ${{ matrix.target }}-darwin
diff --git a/.github/workflows/macos_arm.yml b/.github/workflows/macos_arm.yml
index 45478fe..82602e0 100644
--- a/.github/workflows/macos_arm.yml
+++ b/.github/workflows/macos_arm.yml
@@ -52,8 +52,11 @@ jobs:
 
   gnat_cross:
     strategy:
+      fail-fast: false
       matrix:
-        target: ["arm-elf", "esp32-elf", "riscv64-elf", "avr-elf"]
+        target: ["arm-elf", "esp32-elf", "riscv64-elf"] # , "avr-elf"]
+        # libc-avr doesn't recognize aarch64-apple machine
+        # https://github.com/avrdudes/avr-libc/issues/978
     name: GNAT ${{ matrix.target }}-darwin
     needs: gnat
     runs-on: macos-14
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index d29c3ea..8b0bfb5 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -126,6 +126,7 @@ jobs:
 
   gnat_cross:
     strategy:
+      fail-fast: false
       matrix:
         target: ["arm-elf", "esp32-elf", "riscv64-elf", "avr-elf"]
     name: GNAT ${{ matrix.target }}-windows