diff --git a/library/std/src/panic.rs b/library/std/src/panic.rs
index 1997785885d3..beddc328582c 100644
--- a/library/std/src/panic.rs
+++ b/library/std/src/panic.rs
@@ -523,7 +523,7 @@ pub fn get_backtrace_style() -> Option<BacktraceStyle> {
         Some(x) if &x == "0" => BacktraceStyle::Off,
         Some(x) if &x == "full" => BacktraceStyle::Full,
         Some(_) => BacktraceStyle::Short,
-        None if crate::sys::FULL_BACKTRACE_DEFAULT => BacktraceStyle::Full,
+        None if crate::sys::backtrace::FULL_BACKTRACE_DEFAULT => BacktraceStyle::Full,
         None => BacktraceStyle::Off,
     };
 
diff --git a/library/std/src/sys/backtrace.rs b/library/std/src/sys/backtrace.rs
index 8e4e6aab0e49..858a95882b39 100644
--- a/library/std/src/sys/backtrace.rs
+++ b/library/std/src/sys/backtrace.rs
@@ -11,6 +11,12 @@ use crate::{env, fmt, io};
 /// Max number of frames to print.
 const MAX_NB_FRAMES: usize = 100;
 
+pub(crate) const FULL_BACKTRACE_DEFAULT: bool = cfg_select! {
+    // Fuchsia components default to full backtrace.
+    target_os = "fuchsia" => true,
+    _ => false,
+};
+
 pub(crate) struct BacktraceLock<'a>(#[allow(dead_code)] MutexGuard<'a, ()>);
 
 pub(crate) fn lock<'a>() -> BacktraceLock<'a> {
diff --git a/library/std/src/sys/pal/mod.rs b/library/std/src/sys/pal/mod.rs
index 0ecbcf5a2702..93ad4536e18f 100644
--- a/library/std/src/sys/pal/mod.rs
+++ b/library/std/src/sys/pal/mod.rs
@@ -86,9 +86,3 @@ cfg_select! {
         pub use self::unsupported::*;
     }
 }
-
-pub const FULL_BACKTRACE_DEFAULT: bool = cfg_select! {
-    // Fuchsia components default to full backtrace.
-    target_os = "fuchsia" => true,
-    _ => false,
-};