diff --git a/build_openssl_dist.sh b/build_openssl_dist.sh
index 3a94d50..8bc2dcd 100755
--- a/build_openssl_dist.sh
+++ b/build_openssl_dist.sh
@@ -59,8 +59,8 @@ rm -f ${TMP_DIR}/include/openssl/opensslconf.h.old
 curl -O https://raw.githubusercontent.com/sinofool/build-openssl-ios/master/patch-include.patch
 patch -p3 ${TMP_DIR}/include/openssl/opensslconf.h < patch-include.patch
 
-DIST_DIR=${HOME}/Desktop/openssl-ios-dist/
-rm -rf ${DIST_DIR}
-mkdir ${DIST_DIR}
+DFT_DIST_DIR=${HOME}/Desktop/openssl-ios-dist/
+DIST_DIR=${DIST_DIR:-DFT_DIST_DIR}
+mkdir -p ${DIST_DIR}
 cp -r ${TMP_DIR}/include ${TMP_DIR}/lib ${DIST_DIR}
 
diff --git a/patch-include.patch b/patch-include.patch
index 1e04ece..aa65108 100644
--- a/patch-include.patch
+++ b/patch-include.patch
@@ -1,6 +1,6 @@
 --- armv7s/include/openssl/opensslconf.h	2014-09-30 11:49:06.000000000 -0700
 +++ openssl-ios-dist/include/openssl/opensslconf.h	2014-09-30 11:58:34.000000000 -0700
-@@ -142,15 +142,25 @@
+@@ -156,15 +156,25 @@
  
  #if defined(HEADER_BN_H) && !defined(CONFIG_HEADER_BN_H)
  #define CONFIG_HEADER_BN_H