diff --git a/library/core/src/ffi/c_str.rs b/library/core/src/ffi/c_str.rs
index d0b53e3a237f..09d9b160700c 100644
--- a/library/core/src/ffi/c_str.rs
+++ b/library/core/src/ffi/c_str.rs
@@ -179,9 +179,7 @@ impl fmt::Debug for CStr {
 impl Default for &CStr {
     #[inline]
     fn default() -> Self {
-        const SLICE: &[c_char] = &[0];
-        // SAFETY: `SLICE` is indeed pointing to a valid nul-terminated string.
-        unsafe { CStr::from_ptr(SLICE.as_ptr()) }
+        c""
     }
 }