1 files changed, 1 insertions, 1 deletions

diff --git a/lib/utils_cmd.h b/lib/utils_cmd.h
index d00069c9..728ece23 100644
--- a/lib/utils_cmd.h
+++ b/lib/utils_cmd.h
@@ -20,7 +20,7 @@ typedef struct output output;
 /** prototypes **/
 int cmd_run(const char *, output *, output *, int);
 int cmd_run_array(char *const *, output *, output *, int);
-int cmd_file_read(char *, output *, int);
+int cmd_file_read(const char *, output *, int);
 
 /* only multi-threaded plugins need to bother with this */
 void cmd_init(void);