diff --git a/vlib/runtime/free_memory_impl_darwin.c.v b/vlib/runtime/free_memory_impl_darwin.c.v
index 9c6c2f897f927e..28bb9773fa0b85 100644
--- a/vlib/runtime/free_memory_impl_darwin.c.v
+++ b/vlib/runtime/free_memory_impl_darwin.c.v
@@ -19,16 +19,13 @@ fn C.host_page_size(host C.host_t, out_page_size &C.vm_size_t) int
 fn C.host_statistics64(host C.host_t, flavor int, host_info_out &int, host_info_outCnt &u32) int
 
 fn free_memory_impl() usize {
-	$if macos {
-		mut hs := C.vm_statistics64_data_t{}
-		mut vmsz := u32(C.HOST_VM_INFO64_COUNT)
-		mut hps := u32(0)
-		mut host := C.mach_host_self()
-		unsafe {
-			C.host_statistics64(host, C.HOST_VM_INFO64, &int(&hs), &vmsz)
-			C.host_page_size(host, &C.vm_size_t(&hps))
-		}
-		return usize(u64(hs.free_count) * u64(hps))
+	mut hs := C.vm_statistics64_data_t{}
+	mut vmsz := u32(C.HOST_VM_INFO64_COUNT)
+	mut hps := u32(0)
+	mut host := C.mach_host_self()
+	unsafe {
+		C.host_statistics64(host, C.HOST_VM_INFO64, &int(&hs), &vmsz)
+		C.host_page_size(host, &C.vm_size_t(&hps))
 	}
-	return 1
+	return usize(u64(hs.free_count) * u64(hps))
 }
diff --git a/vlib/runtime/free_memory_impl_linux.c.v b/vlib/runtime/free_memory_impl_linux.c.v
index 7344f7c5186aa7..fa166f41d3575d 100644
--- a/vlib/runtime/free_memory_impl_linux.c.v
+++ b/vlib/runtime/free_memory_impl_linux.c.v
@@ -1,10 +1,7 @@
 module runtime
 
 fn free_memory_impl() usize {
-	$if linux {
-		page_size := usize(C.sysconf(C._SC_PAGESIZE))
-		av_phys_pages := usize(C.sysconf(C._SC_AVPHYS_PAGES))
-		return page_size * av_phys_pages
-	}
-	return 1
+	page_size := usize(C.sysconf(C._SC_PAGESIZE))
+	av_phys_pages := usize(C.sysconf(C._SC_AVPHYS_PAGES))
+	return page_size * av_phys_pages
 }