diff --git a/tests/Android.mk b/tests/Android.mk
index 5179bfa..26014ac 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -95,6 +95,7 @@
     stdio_ext_test.cpp \
     stdlib_test.cpp \
     string_test.cpp \
+    string_posix_strerror_r_test.cpp \
     strings_test.cpp \
     stubs_test.cpp \
     sstream_test.cpp \