diff --git a/lib/mes/div.c b/lib/mes/div.c
index e086b67f..e4733821 100644
--- a/lib/mes/div.c
+++ b/lib/mes/div.c
@@ -109,7 +109,7 @@ ldiv_t ldiv(long a, long b)
     }
 }
 
-#if __GNUC__ && !SYSTEM_LIBC
+#if __GNUC__ && !SYSTEM_LIBC && __arm__
 // /gnu/store/7sfr3vhxq7l4mai8m0fr1cd8w9xcj9dh-binutils-2.31.1/bin/ld: hash.o: in function `hash_cstring':
 // hash.c:(.text+0x56): undefined reference to `__aeabi_idivmod'
 // /gnu/store/7sfr3vhxq7l4mai8m0fr1cd8w9xcj9dh-binutils-2.31.1/bin/ld: math.o: in function `divide':