diff --git a/abuild.in b/abuild.in
index 9394ea4..31bb105 100644
--- a/abuild.in
+++ b/abuild.in
@@ -20,8 +20,6 @@ fi
 . "$datadir/functions.sh"
 
 # defaults
-BUILD_BASE="build-base"
-
 : ${FAKEROOT:="fakeroot"}
 : ${SUDO_APK:="abuild-apk"}
 : ${APK:="apk"}
@@ -1857,6 +1855,10 @@ builddeps() {
 	[ -n "$nodeps" ] && return 0
 
 	msg "Analyzing dependencies..."
+	local BUILD_BASE=""
+	if ! options_has toolchain; then
+		cross_compiling && BUILD_BASE="build-base-$CTARGET_ARCH" || BUILD_BASE="build-base"
+	fi
 	calcdeps "$BUILD_BASE"
 
 	installed_builddeps=$($APK info --installed $builddeps)