diff --git a/configure b/configure
index 576daf045b..be2f721f7a 100755
--- a/configure
+++ b/configure
@@ -3164,7 +3164,7 @@ check_deps $CONFIG_LIST       \
 
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
 
-if test $target_os == "haiku"; then
+if test $target_os = "haiku"; then
     disable memalign
     disable posix_memalign
 fi