diff --git a/zlib-rs/src/inflate/writer.rs b/zlib-rs/src/inflate/writer.rs
index 6ff26c67..88ea3312 100644
--- a/zlib-rs/src/inflate/writer.rs
+++ b/zlib-rs/src/inflate/writer.rs
@@ -146,6 +146,11 @@ impl<'a> Writer<'a> {
             return self.extend_from_window_help::<16>(window, range);
         }
 
+        #[cfg(all(target_arch = "loongarch64", feature = "lsx"))]
+        if crate::cpu_features::is_enabled_lsx() {
+            return self.extend_from_window_help::<16>(window, range);
+        }
+
         #[cfg(target_arch = "wasm32")]
         if crate::cpu_features::is_enabled_simd128() {
             return self.extend_from_window_help::<16>(window, range);
@@ -244,6 +249,11 @@ impl<'a> Writer<'a> {
             return self.copy_match_help::<16>(offset_from_end, length);
         }
 
+        #[cfg(all(target_arch = "loongarch64", feature = "lsx"))]
+        if crate::cpu_features::is_enabled_lsx() {
+            return self.copy_match_help::<16>(offset_from_end, length);
+        }
+
         #[cfg(target_arch = "wasm32")]
         if crate::cpu_features::is_enabled_simd128() {
             return self.copy_match_help::<16>(offset_from_end, length);
@@ -487,6 +497,11 @@ mod test {
             helper!(Writer::copy_match_help::<16>);
         }
 
+        #[cfg(all(target_arch = "loongarch64", feature = "lsx"))]
+        if crate::cpu_features::is_enabled_lsx() {
+            helper!(Writer::copy_match_help::<16>);
+        }
+
         #[cfg(target_arch = "wasm32")]
         if crate::cpu_features::is_enabled_simd128() {
             helper!(Writer::copy_match_help::<16>);