1 files changed, 2 insertions, 2 deletions
diff --git a/lib/std/sysrand.nim b/lib/std/sysrand.nim
index eeaa23d72..b5f61372a 100644
--- a/lib/std/sysrand.nim
+++ b/lib/std/sysrand.nim
@@ -194,8 +194,8 @@ elif defined(linux) and not defined(nimNoGetRandom) and not defined(emscripten):
       elif readBytes > 0:
         inc(result, readBytes)
       else:
-        if osLastError().int in {EINTR, EAGAIN}:
-          discard
+        case osLastError().int
+        of EINTR, EAGAIN: discard
         else:
           result = -1
           break