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-rw-r--r--components/finsh/shell.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index 3a02e24c2e..1505e071c5 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -56,7 +56,7 @@ int finsh_set_prompt(const char * prompt)
/* strdup */
if(prompt)
{
- finsh_prompt_custom = rt_malloc(strlen(prompt)+1);
+ finsh_prompt_custom = (char *)rt_malloc(strlen(prompt)+1);
if(finsh_prompt_custom)
{
strcpy(finsh_prompt_custom, prompt);