diff --git a/toolchain/uClibc/config/i386 b/toolchain/uClibc/config/i386
index 6e450083cdb..454cd9fe620 100644
--- a/toolchain/uClibc/config/i386
+++ b/toolchain/uClibc/config/i386
@@ -86,7 +86,7 @@ UCLIBC_CTOR_DTOR=y
 # HAS_NO_THREADS is not set
 UCLIBC_HAS_THREADS=y
 # PTHREADS_DEBUG_SUPPORT is not set
-LINUXTHREADS_OLD=y
+# LINUXTHREADS_OLD is not set
 UCLIBC_HAS_LFS=y
 # MALLOC is not set
 # MALLOC_SIMPLE is not set
diff --git a/toolchain/uClibc/config/i686 b/toolchain/uClibc/config/i686
index 6f135cd2027..f7a5428eadd 100644
--- a/toolchain/uClibc/config/i686
+++ b/toolchain/uClibc/config/i686
@@ -86,7 +86,7 @@ UCLIBC_CTOR_DTOR=y
 # HAS_NO_THREADS is not set
 UCLIBC_HAS_THREADS=y
 # PTHREADS_DEBUG_SUPPORT is not set
-LINUXTHREADS_OLD=y
+# LINUXTHREADS_OLD is not set
 UCLIBC_HAS_LFS=y
 # MALLOC is not set
 # MALLOC_SIMPLE is not set