diff --git a/services/param/include/param_osadp.h b/services/param/include/param_osadp.h
index b82b36cb056b74e05818aa8f413de0dccafb763b..a1c02a1db18383d6bdf16eceac6a65d755ae2543 100755
--- a/services/param/include/param_osadp.h
+++ b/services/param/include/param_osadp.h
@@ -57,7 +57,7 @@ extern "C" {
 #define DAC_DEFAULT_USER 0
 #else
 #define PARAM_WORKSPACE_MAX (80 * 1024)
-#define PARAM_WORKSPACE_SMALL (1024 * 10)
+#define PARAM_WORKSPACE_SMALL (1024 * 20)
 #ifdef STARTUP_INIT_TEST
 #define DAC_DEFAULT_MODE 0777
 #define PARAM_WORKSPACE_DEF (1024 * 50)
@@ -181,4 +181,4 @@ void FreeSharedMem(const MemHandle *handle, void *mem, uint32_t dataSize);
 }
 #endif
 #endif
-#endif // BASE_STARTUP_PARAM_MESSAGE_H
\ No newline at end of file
+#endif // BASE_STARTUP_PARAM_MESSAGE_H