diff --git a/package/uclibc/uClibc-snapshot.config b/package/uclibc/uClibc-snapshot.config
index cb6258d83..145f70926 100644
--- a/package/uclibc/uClibc-snapshot.config
+++ b/package/uclibc/uClibc-snapshot.config
@@ -113,6 +113,7 @@ UCLIBC_HAS_LFS=y
 # MALLOC_SIMPLE is not set
 MALLOC_STANDARD=y
 MALLOC_GLIBC_COMPAT=y
+UCLIBC_HAS_OBSTACK=y
 UCLIBC_DYNAMIC_ATEXIT=y
 # COMPAT_ATEXIT is not set
 UCLIBC_SUSV3_LEGACY=y