diff --git a/scripts/build.sh b/scripts/build.sh
index 3d38cd069..ac3a5dbac 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -4,6 +4,7 @@
 # Determine the arch/os combos we're building for
 ALL_XC_ARCH="386 amd64 arm arm64 ppc64le mips mips64 mipsle mipsle64 s390x"
 ALL_XC_OS="linux darwin windows freebsd openbsd solaris"
+SKIPPED_OSARCH="!darwin/arm !darwin/arm64 !freebsd/arm !freebsd/arm64"
 
 # Exit immediately if a command fails
 set -e
@@ -130,7 +131,7 @@ set +e
 ${GOX:?command not found} \
     -os="${XC_OS:-$ALL_XC_OS}" \
     -arch="${XC_ARCH:-$ALL_XC_ARCH}" \
-    -osarch="!darwin/arm !darwin/arm64" \
+    -osarch="${SKIPPED_OSARCH}" \
     -ldflags "${GOLDFLAGS}" \
     -output "pkg/{{.OS}}_{{.Arch}}/packer" \
     .