diff --git a/coin/instructions/prepare_building_env.yaml b/coin/instructions/prepare_building_env.yaml
index b689eb34c75..2cf7740b01a 100644
--- a/coin/instructions/prepare_building_env.yaml
+++ b/coin/instructions/prepare_building_env.yaml
@@ -133,9 +133,26 @@ instructions:
         variableName: TARGET_ARCHITECTURE
         variableValue: x64_arm64
         enable_if:
-          condition: property
-          property: target.arch
-          equals_value: ARM64
+          condition: and
+          conditions:
+            - condition: property
+              property: target.arch
+              equals_value: ARM64
+            - condition: property
+              property: host.arch
+              equals_value: X86_64
+      - type: EnvironmentVariable
+        variableName: TARGET_ARCHITECTURE
+        variableValue: arm64
+        enable_if:
+          condition: and
+          conditions:
+            - condition: property
+              property: target.arch
+              in_values: ["AARCH64", "ARM64"]
+            - condition: property
+              property: host
+              equals_property: target
       - type: EnvironmentVariable
         # HACK. Overwrite TARGET_ARCHITECTURE as we do not use standard MSVC cross
         # compilation targets here. The target architecture will be detected by Qt.