diff --git a/libpandabase/utils/bit_utils.h b/libpandabase/utils/bit_utils.h
index fa5489d..e36451d 100644
--- a/libpandabase/utils/bit_utils.h
+++ b/libpandabase/utils/bit_utils.h
@@ -26,8 +26,6 @@
 #include <type_traits>
 #include <bitset>
 
-#include <securec.h>
-
 #define panda_bit_utils_ctz __builtin_ctz      // NOLINT(cppcoreguidelines-macro-usage)
 #define panda_bit_utils_ctzll __builtin_ctzll  // NOLINT(cppcoreguidelines-macro-usage)
 
@@ -294,9 +292,7 @@ inline To bit_cast(const From &src) noexcept  // NOLINT(readability-identifier-n
 {
     static_assert(sizeof(To) == sizeof(From), "size of the types must be equal");
     To dst;
-    if (memcpy_s(&dst, sizeof(To), &src, sizeof(To)) != EOK) {
-        UNREACHABLE();
-    }
+    memcpy(&dst, &src, sizeof(To));
     return dst;
 }
 
@@ -305,9 +301,7 @@ inline To down_cast(const From &src) noexcept  // NOLINT(readability-identifier-
 {
     static_assert(sizeof(To) <= sizeof(From), "size of the types must be lesser");
     To dst;
-    if (memcpy_s(&dst, sizeof(To), &src, sizeof(To)) != EOK) {
-        UNREACHABLE();
-    }
+    memcpy(&dst, &src, sizeof(To));
     return dst;
 }