diff --git a/mozglue/static/rust/build.rs b/mozglue/static/rust/build.rs
index a4c4d6bcaaef..aa28a99dd195 100644
--- a/mozglue/static/rust/build.rs
+++ b/mozglue/static/rust/build.rs
@@ -21,16 +21,8 @@ fn main() {
     // code in tree, but the version here is such that it's effectively never used.
     let max_alloc_error_panic_version = Version::parse("1.88.0-alpha").unwrap();
 
-    if ver >= Version::parse("1.80.0-alpha").unwrap() {
-        println!("cargo::rustc-check-cfg=cfg(has_panic_hook_info)");
-        println!("cargo::rustc-check-cfg=cfg(oom_with, values(\"hook\", \"alloc_error_panic\"))");
-    }
-    // As of 1.81, std::panic::PanicInfo is deprecated and replaced by
-    // std::panic::PanicHookInfo. Using the former becomes a warning in
-    // 1.82, but we can use the new type as of 1.81.
-    if ver >= Version::parse("1.81.0-beta").unwrap() {
-        println!("cargo:rustc-cfg=has_panic_hook_info");
-    }
+    println!("cargo::rustc-check-cfg=cfg(has_panic_hook_info)");
+    println!("cargo::rustc-check-cfg=cfg(oom_with, values(\"hook\", \"alloc_error_panic\"))");
     if ver < max_oom_hook_version {
         println!("cargo:rustc-cfg=oom_with=\"hook\"");
     } else if ver < max_alloc_error_panic_version {
diff --git a/mozglue/static/rust/lib.rs b/mozglue/static/rust/lib.rs
index b46b6ad6d55b..783d4a6d2c75 100644
--- a/mozglue/static/rust/lib.rs
+++ b/mozglue/static/rust/lib.rs
@@ -13,10 +13,7 @@ use std::os::raw::c_char;
 use std::os::raw::c_int;
 use std::os::raw::c_void;
 use std::panic;
-#[cfg(has_panic_hook_info)]
 use std::panic::PanicHookInfo;
-#[cfg(not(has_panic_hook_info))]
-use std::panic::PanicInfo as PanicHookInfo;
 
 #[link(name = "wrappers")]
 extern "C" {