--- a/aaa_libraries.SlackBuild	2021-02-07 22:22:32.993980917 +0000
+++ b/aaa_libraries.SlackBuild	2021-02-08 10:07:20.788408025 +0000
@@ -45,6 +45,10 @@
 
 if [ "$ARCH" = "x86_64" ]; then
   LIBDIRSUFFIX="64"
+elif [ "$ARCH" = "aarch64" ]; then
+  LIBDIRSUFFIX="64"
+elif [ "$ARCH" = "riscv64" ]; then
+  LIBDIRSUFFIX="64"
 else
   LIBDIRSUFFIX=""
 fi