diff --git a/Android.mk b/Android.mk
index 532a843..cf2b291 100644
--- a/Android.mk
+++ b/Android.mk
@@ -22,7 +22,6 @@ common_src_files := \
 common_c_includes := \
 	system/extras/ext4_utils \
 	system/extras/f2fs_utils \
-	external/openssl/include \
 	external/scrypt/lib/crypto \
 	frameworks/native/include \
 	system/security/keystore \
diff --git a/cryptfs.c b/cryptfs.c
index 187cf48..b31f90b 100644
--- a/cryptfs.c
+++ b/cryptfs.c
@@ -36,6 +36,7 @@
 #include <string.h>
 #include <sys/mount.h>
 #include <openssl/evp.h>
+#include <openssl/sha.h>
 #include <errno.h>
 #include <ext4.h>
 #include <linux/kdev_t.h>
diff --git a/cryptfs.h b/cryptfs.h
index d873c26..bce1dd3 100644
--- a/cryptfs.h
+++ b/cryptfs.h
@@ -27,7 +27,6 @@
  */
 
 #include <cutils/properties.h>
-#include <openssl/sha.h>
 
 /* The current cryptfs version */
 #define CURRENT_MAJOR_VERSION 1
@@ -84,6 +83,10 @@
 /* __le32 and __le16 defined in system/extras/ext4_utils/ext4_utils.h */
 #define __le8  unsigned char
 
+#if !defined(SHA256_DIGEST_LENGTH)
+#define SHA256_DIGEST_LENGTH 32
+#endif
+
 struct crypt_mnt_ftr {
   __le32 magic;         /* See above */
   __le16 major_version;
diff --git a/tests/Android.mk b/tests/Android.mk
index bcdcfca..f974e7f 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -5,8 +5,7 @@ include $(CLEAR_VARS)
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 
 LOCAL_C_INCLUDES := \
-    system/core/fs_mgr/include \
-    external/openssl/include \
+    system/core/fs_mgr/include
 
 LOCAL_SHARED_LIBRARIES := \
     liblog \