diff --git a/lib/libc/include/loongarch64-linux-musl/bits/fenv.h b/lib/libc/include/loongarch64-linux-musl/bits/fenv.h
index 31a10bb78eadf5f1c3c59c2e398cb9b068aeb9c6..6f98053a0dd796d4da73a17700eb31b213f7d66a 100644
--- a/lib/libc/include/loongarch64-linux-musl/bits/fenv.h
+++ b/lib/libc/include/loongarch64-linux-musl/bits/fenv.h
@@ -1,4 +1,4 @@
-#ifdef __longarch_soft_float
+#ifdef __loongarch_soft_float
 #define FE_ALL_EXCEPT 0
 #define FE_TONEAREST  0
 #else