diff --git a/lib/genode/alloc.nim b/lib/genode/alloc.nim
index 52dc1c32cc..a21a3ad7bd 100644
--- a/lib/genode/alloc.nim
+++ b/lib/genode/alloc.nim
@@ -70,7 +70,7 @@ proc newMapSlab(): ptr MapSlab =
 
 iterator items(s: ptr MapSlab): ptr Map =
   let mapCount = (SlabBackendSize - sizeof(SlabMeta)) div sizeof(Map)
-  for i in 0 .. <mapCount:
+  for i in 0 ..< mapCount:
     yield s.maps[i].addr
 
 var slabs: ptr MapSlab
diff --git a/lib/system.nim b/lib/system.nim
index 7d3ad99b9c..57f84f17db 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -2057,7 +2057,7 @@ elif defined(genode):
     importcpp: "#->parent().exit(@); Genode::sleep_forever()", header: "<base/sleep.h>".}
 
   proc quit*(errorcode: int = QuitSuccess) =
-    systemEnv.quit(errorCode)
+    systemEnv.quit(errorcode)