diff --git a/tests/pass-dep/libc/libc-epoll-blocking.rs b/tests/pass-dep/libc/libc-epoll-blocking.rs
index d45dc5af48..e3c42b2701 100644
--- a/tests/pass-dep/libc/libc-epoll-blocking.rs
+++ b/tests/pass-dep/libc/libc-epoll-blocking.rs
@@ -1,5 +1,4 @@
-//@only-target: linux
-//@only-target: android
+//@only-target: linux android
 // test_epoll_block_then_unblock and test_epoll_race depend on a deterministic schedule.
 //@compile-flags: -Zmiri-preemption-rate=0
 
diff --git a/tests/pass-dep/libc/libc-epoll-no-blocking.rs b/tests/pass-dep/libc/libc-epoll-no-blocking.rs
index 59141cd5dc..111e639c86 100644
--- a/tests/pass-dep/libc/libc-epoll-no-blocking.rs
+++ b/tests/pass-dep/libc/libc-epoll-no-blocking.rs
@@ -1,5 +1,4 @@
-//@only-target: linux
-//@only-target: android
+//@only-target: linux android
 
 use std::convert::TryInto;
 
diff --git a/tests/pass-dep/libc/libc-eventfd.rs b/tests/pass-dep/libc/libc-eventfd.rs
index 46e828313c..68659086a5 100644
--- a/tests/pass-dep/libc/libc-eventfd.rs
+++ b/tests/pass-dep/libc/libc-eventfd.rs
@@ -1,5 +1,4 @@
-//@only-target: linux
-//@only-target: android
+//@only-target: linux android
 // test_race depends on a deterministic schedule.
 //@compile-flags: -Zmiri-preemption-rate=0