1 files changed, 3 insertions, 3 deletions
diff --git a/src/hmc5883.c b/src/hmc5883.c
index c02d1cf..d45e972 100644
--- a/src/hmc5883.c
+++ b/src/hmc5883.c
@@ -25,6 +25,6 @@ void hmc5883_print_all(void)
         "\n");
 }
 
-void hmc5883_read_all(const char *opts) {}
-void hmc5883_read_one(const char *opts) {}
-void hmc5883_conf_set(const char *opts){}
-\ No newline at end of file
+void hmc5883_read_all(const uchar *opts) {}
+void hmc5883_read_one(const uchar *opts) {}
+void hmc5883_conf_set(const uchar *opts){}
+\ No newline at end of file