diff --git a/bucket/openssl.json b/bucket/openssl.json
index 85f7f120c2..7dc71631c7 100644
--- a/bucket/openssl.json
+++ b/bucket/openssl.json
@@ -21,9 +21,7 @@
     "env_set": {
         "OPENSSL_CONF": "$dir\\bin\\cnf\\openssl.cnf"
     },
-    "env_add_path": [
-        "bin"
-    ],
+    "env_add_path": "bin",
     "checkver": "Win32 OpenSSL v([^\\s]+)",
     "autoupdate": {
         "architecture": {