diff --git a/deps/uvwasi/include/uvwasi.h b/deps/uvwasi/include/uvwasi.h
index b5da3108629792..aee6b4de191962 100644
--- a/deps/uvwasi/include/uvwasi.h
+++ b/deps/uvwasi/include/uvwasi.h
@@ -10,7 +10,7 @@ extern "C" {
 
 #define UVWASI_VERSION_MAJOR 0
 #define UVWASI_VERSION_MINOR 0
-#define UVWASI_VERSION_PATCH 16
+#define UVWASI_VERSION_PATCH 17
 #define UVWASI_VERSION_HEX ((UVWASI_VERSION_MAJOR << 16) | \
                             (UVWASI_VERSION_MINOR <<  8) | \
                             (UVWASI_VERSION_PATCH))
diff --git a/deps/uvwasi/src/uvwasi.c b/deps/uvwasi/src/uvwasi.c
index 38a6817cfdac30..9e7fc7681664b8 100644
--- a/deps/uvwasi/src/uvwasi.c
+++ b/deps/uvwasi/src/uvwasi.c
@@ -1122,7 +1122,7 @@ uvwasi_errno_t uvwasi_fd_prestat_get(uvwasi_t* uvwasi,
   }
 
   buf->pr_type = UVWASI_PREOPENTYPE_DIR;
-  buf->u.dir.pr_name_len = strlen(wrap->path) + 1;
+  buf->u.dir.pr_name_len = strlen(wrap->path);
   err = UVWASI_ESUCCESS;
 exit:
   uv_mutex_unlock(&wrap->mutex);
@@ -1156,7 +1156,7 @@ uvwasi_errno_t uvwasi_fd_prestat_dir_name(uvwasi_t* uvwasi,
     goto exit;
   }
 
-  size = strlen(wrap->path) + 1;
+  size = strlen(wrap->path);
   if (size > (size_t) path_len) {
     err = UVWASI_ENOBUFS;
     goto exit;