diff --git a/build/Android.common_path.mk b/build/Android.common_path.mk
index bd1e8aa..10695b6 100644
--- a/build/Android.common_path.mk
+++ b/build/Android.common_path.mk
@@ -23,7 +23,11 @@
 ART_TARGET_DALVIK_CACHE_DIR := /data/dalvik-cache
 
 # Directory used for gtests on device.
-ART_TARGET_NATIVETEST_DIR := /data/nativetest/art
+# $(TARGET_OUT_DATA_NATIVE_TESTS) will evaluate to the nativetest directory in the target part on
+# the host, so we can strip everything but the directory to find out whether it is "nativetest" or
+# "nativetest64."
+ART_TARGET_NATIVETEST_DIR := /data/$(notdir $(TARGET_OUT_DATA_NATIVE_TESTS))/art
+
 ART_TARGET_NATIVETEST_OUT := $(TARGET_OUT_DATA_NATIVE_TESTS)/art
 
 # Directory used for oat tests on device.
diff --git a/build/Android.common_test.mk b/build/Android.common_test.mk
index 1ec0c76..1967968 100644
--- a/build/Android.common_test.mk
+++ b/build/Android.common_test.mk
@@ -19,6 +19,10 @@
 
 include art/build/Android.common_path.mk
 
+# We need to set a define for the nativetest dir so that common_runtime_test will know the right
+# path. (The problem is being a 32b test on 64b device, which is still located in nativetest64).
+ART_TARGET_CFLAGS += -DART_TARGET_NATIVETEST_DIR=${ART_TARGET_NATIVETEST_DIR}
+
 # List of known broken tests that we won't attempt to execute. The test name must be the full
 # rule name such as test-art-host-oat-optimizing-HelloWorld64.
 ART_TEST_KNOWN_BROKEN := \
diff --git a/runtime/common_runtime_test.cc b/runtime/common_runtime_test.cc
index 2826f89..a43a645 100644
--- a/runtime/common_runtime_test.cc
+++ b/runtime/common_runtime_test.cc
@@ -22,6 +22,7 @@
 #include <ScopedLocalRef.h>
 
 #include "../../external/icu/icu4c/source/common/unicode/uvernum.h"
+#include "base/macros.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/stringprintf.h"
@@ -272,6 +273,17 @@
   return GetAndroidRoot();
 }
 
+// Check that for target builds we have ART_TARGET_NATIVETEST_DIR set.
+#ifdef ART_TARGET
+#ifndef ART_TARGET_NATIVETEST_DIR
+#error "ART_TARGET_NATIVETEST_DIR not set."
+#endif
+// Wrap it as a string literal.
+#define ART_TARGET_NATIVETEST_DIR_STRING STRINGIFY(ART_TARGET_NATIVETEST_DIR) "/"
+#else
+#define ART_TARGET_NATIVETEST_DIR_STRING ""
+#endif
+
 std::vector<const DexFile*> CommonRuntimeTest::OpenTestDexFiles(const char* name) {
   CHECK(name != nullptr);
   std::string filename;
@@ -279,7 +291,7 @@
     filename += getenv("ANDROID_HOST_OUT");
     filename += "/framework/";
   } else {
-    filename += "/data/nativetest/art/";
+    filename += ART_TARGET_NATIVETEST_DIR_STRING;
   }
   filename += "art-gtest-";
   filename += name;