diff --git a/perception/autoware_bytetrack/lib/include/lapjv.h b/perception/autoware_bytetrack/lib/include/lapjv.h
index 8f06ecaf251e4..d197b747e6f7d 100644
--- a/perception/autoware_bytetrack/lib/include/lapjv.h
+++ b/perception/autoware_bytetrack/lib/include/lapjv.h
@@ -105,6 +105,6 @@ typedef double cost_t;
 typedef char boolean;
 typedef enum fp_t { FP_1 = 1, FP_2 = 2, FP_DYNAMIC = 3 } fp_t;
 
-extern int_t lapjv_internal(const uint_t n, const cost_t * cost[], int_t * x, int_t * y);
+extern int_t lapjv_internal(const uint_t n, cost_t * cost[], int_t * x, int_t * y);
 
 #endif  // LAPJV_H_
diff --git a/perception/autoware_bytetrack/lib/src/lapjv.cpp b/perception/autoware_bytetrack/lib/src/lapjv.cpp
index e1af6553ec664..76b3e9a590f46 100644
--- a/perception/autoware_bytetrack/lib/src/lapjv.cpp
+++ b/perception/autoware_bytetrack/lib/src/lapjv.cpp
@@ -340,7 +340,7 @@ int_t _ca_dense(
 
 /** Solve dense sparse LAP.
  */
-int lapjv_internal(const uint_t n, const cost_t * cost[], int_t * x, int_t * y)
+int lapjv_internal(const uint_t n, cost_t * cost[], int_t * x, int_t * y)
 {
   int ret;
   int_t * free_rows;