diff --git a/src/sys/signal.rs b/src/sys/signal.rs
index baa5d79d54..efa35ebfd2 100644
--- a/src/sys/signal.rs
+++ b/src/sys/signal.rs
@@ -1066,7 +1066,7 @@ mod sigevent {
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
                 #[cfg(all(target_os = "linux", target_env = "gnu", not(target_arch = "mips")))]
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
-                #[cfg(all(target_os = "linux", target_env = "uclibc"))]
+                #[cfg(all(target_os = "linux", target_env = "uclibc", not(target_arch = "mips")))]
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
                 #[cfg(any(all(target_os = "linux", target_env = "musl"), target_arch = "mips"))]
                 SigevNotify::SigevThreadId{..} => 4  // No SIGEV_THREAD_ID defined