diff --git a/esp3d/src/include/esp3d_version.h b/esp3d/src/include/esp3d_version.h
index c7340e8f..aef335fe 100644
--- a/esp3d/src/include/esp3d_version.h
+++ b/esp3d/src/include/esp3d_version.h
@@ -22,7 +22,7 @@
 #define _VERSION_ESP3D_H
 
 // version and sources location
-#define FW_VERSION "3.0.0.a230"
+#define FW_VERSION "3.0.0.a231"
 #define REPOSITORY "https://github.com/luc-github/ESP3D/tree/3.0"
 
 #endif  //_VERSION_ESP3D_H
diff --git a/esp3d/src/modules/webdav/handlers/handler_copy.cpp b/esp3d/src/modules/webdav/handlers/handler_copy.cpp
index 7780ee83..bf5a222c 100644
--- a/esp3d/src/modules/webdav/handlers/handler_copy.cpp
+++ b/esp3d/src/modules/webdav/handlers/handler_copy.cpp
@@ -86,9 +86,20 @@ void WebdavServer::handler_copy(const char* url) {
                   overwrite = true;
                 }
                 // check available space
+#if WEBDAV_FEATURE == FS_ROOT
+                  uint64_t free_space = WebDavFS::freeBytes(fsTypeDestination);
+#else
+#if WEBDAV_FEATURE == FS_FLASH
+                  size_t free_space;
+#endif
+#if WEBDAV_FEATURE == FS_SD
+                  uint64_t free_space;
+#endif
+                    free_space = WebDavFS::freeBytes();
+#endif
                 if (overwrite) {
                   if (WebDavFS::exists(destination.c_str())) {
-                    if (WebDavFS::freeBytes(fsTypeOrigin) + fileOrigin.size() <
+                    if (free_space + fileOrigin.size() <
                         fileDestination.size()) {
                       code = 507;
                       esp3d_log_e("Not enough space");
@@ -97,7 +108,7 @@ void WebdavServer::handler_copy(const char* url) {
                       code = 204;
                     }
                   } else {
-                    if (WebDavFS::freeBytes(fsTypeOrigin) < fileOrigin.size()) {
+                    if (free_space < fileOrigin.size()) {
                       code = 507;
                       esp3d_log_e("Not enough space");
                       overwrite = false;
diff --git a/esp3d/src/modules/webdav/handlers/handler_put.cpp b/esp3d/src/modules/webdav/handlers/handler_put.cpp
index 9fce0ed2..117d889f 100644
--- a/esp3d/src/modules/webdav/handlers/handler_put.cpp
+++ b/esp3d/src/modules/webdav/handlers/handler_put.cpp
@@ -58,7 +58,18 @@ void WebdavServer::handler_put(const char* url) {
           file.close();
           if (!hasError) {
             // check size available
-            if (WebDavFS::freeBytes(fsType) + file.size() < content_length) {
+#if WEBDAV_FEATURE == FS_ROOT
+                  uint64_t free_space = WebDavFS::freeBytes(fsType);
+#else
+#if WEBDAV_FEATURE == FS_FLASH
+                  size_t free_space;
+#endif
+#if WEBDAV_FEATURE == FS_SD
+                  uint64_t free_space;
+#endif
+                    free_space = WebDavFS::freeBytes();
+#endif
+            if (free_space + file.size() < content_length) {
               code = 507;
               esp3d_log_e("Not enough space");
               hasError = true;
@@ -78,7 +89,18 @@ void WebdavServer::handler_put(const char* url) {
         }
       } else {
         // check size available
-        if (WebDavFS::freeBytes(fsType) < content_length) {
+#if WEBDAV_FEATURE == FS_ROOT
+                  uint64_t free_space = WebDavFS::freeBytes(fsType);
+#else
+#if WEBDAV_FEATURE == FS_FLASH
+                  size_t free_space;
+#endif
+#if WEBDAV_FEATURE == FS_SD
+                  uint64_t free_space;
+#endif
+                    free_space = WebDavFS::freeBytes();
+#endif
+        if (free_space < content_length) {
           code = 507;
           esp3d_log_e("Not enough space");
           hasError = true;