diff --git a/sources/uClibc.config b/sources/uClibc.config
index 73a3b53f2b..c5360d928c 100644
--- a/sources/uClibc.config
+++ b/sources/uClibc.config
@@ -122,9 +122,8 @@ DEVEL_PREFIX="/usr/$(TARGET_ARCH)-linux-uclibc"
 #
 # uClibc development/debugging options
 #
-DODEBUG=y
-DOASSERTS=y
+# DODEBUG is not set
+# DOASSERTS is not set
 # SUPPORT_LD_DEBUG is not set
 # SUPPORT_LD_DEBUG_EARLY is not set
-UCLIBC_MJN3_ONLY=y
-UCLIBC_MJN3_DEVEL=y
+# UCLIBC_MJN3_ONLY is not set
diff --git a/sources/uClibc.config-locale b/sources/uClibc.config-locale
index f3219a2459..b8b7fc8374 100644
--- a/sources/uClibc.config-locale
+++ b/sources/uClibc.config-locale
@@ -127,9 +127,8 @@ DEVEL_PREFIX="/usr/$(TARGET_ARCH)-linux-uclibc"
 #
 # uClibc development/debugging options
 #
-DODEBUG=y
-DOASSERTS=y
+# DODEBUG is not set
+# DOASSERTS is not set
 # SUPPORT_LD_DEBUG is not set
 # SUPPORT_LD_DEBUG_EARLY is not set
-UCLIBC_MJN3_ONLY=y
-UCLIBC_MJN3_DEVEL=y
+# UCLIBC_MJN3_ONLY is not set