diff --git a/toolchain/uClibc/uClibc.config b/toolchain/uClibc/uClibc.config
index 73dfc8b2b0..84a4d0b4de 100644
--- a/toolchain/uClibc/uClibc.config
+++ b/toolchain/uClibc/uClibc.config
@@ -77,6 +77,7 @@ UCLIBC_TZ_FILE_PATH="/etc/TZ"
 UCLIBC_HAS_IPV6=y
 UCLIBC_HAS_RPC=y
 UCLIBC_HAS_FULL_RPC=y
+UCLIBC_HAS_REENTRANT_RPC=y
 
 #
 # String and Stdio Support
diff --git a/toolchain/uClibc/uClibc.config-locale b/toolchain/uClibc/uClibc.config-locale
index 876238ed9c..d5ea601c41 100644
--- a/toolchain/uClibc/uClibc.config-locale
+++ b/toolchain/uClibc/uClibc.config-locale
@@ -76,6 +76,7 @@ UCLIBC_TZ_FILE_PATH="/etc/TZ"
 UCLIBC_HAS_IPV6=y
 UCLIBC_HAS_RPC=y
 UCLIBC_HAS_FULL_RPC=y
+UCLIBC_HAS_REENTRANT_RPC=y
 
 #
 # String and Stdio Support