diff --git a/makefile b/makefile
index 9da379ddbe..443885633c 100755
--- a/makefile
+++ b/makefile
@@ -192,7 +192,6 @@ ifneq ($(android),)
 		endif
 		blacklist = $(luni-native)/java_io_Console.cpp \
 			$(luni-native)/java_lang_ProcessManager.cpp \
-			$(luni-native)/libcore_io_OsConstants.cpp \
 			$(luni-native)/libcore_net_RawSocket.cpp \
 			$(luni-native)/org_apache_harmony_xnet_provider_jsse_NativeCrypto.cpp \
 
diff --git a/src/classpath-android.cpp b/src/classpath-android.cpp
index 8d98c6f3f4..1be58c7b01 100644
--- a/src/classpath-android.cpp
+++ b/src/classpath-android.cpp
@@ -2306,7 +2306,7 @@ Avian_java_lang_System_mapLibraryName
 
 void register_java_io_Console(_JNIEnv*) { }
 void register_java_lang_ProcessManager(_JNIEnv*) { }
-void register_libcore_io_OsConstants(_JNIEnv*) { }
+//void register_libcore_io_OsConstants(_JNIEnv*) { }
 //void register_libcore_io_AsynchronousCloseMonitor(_JNIEnv*) { }
 //void register_libcore_io_Posix(_JNIEnv*) { }
 void register_libcore_net_RawSocket(_JNIEnv*) { }