diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
index e0e9b837719a4f4ae4423b6c586bda1f62e034bb..d3db40bac2354774c56602a74dcbeed0649fb82a 100644
--- a/lib/std/os/windows.zig
+++ b/lib/std/os/windows.zig
@@ -1061,7 +1061,7 @@ pub fn DeleteFile(sub_path_w: []const u16, options: DeleteFileOptions) DeleteFil
     // us INVALID_PARAMETER.
     // The same reasoning for win10_rs5 as in os.renameatW() applies (FILE_DISPOSITION_IGNORE_READONLY_ATTRIBUTE requires >= win10_rs5).
     var need_fallback = true;
-    if (builtin.target.os.version_range.windows.min.isAtLeast(.win10_rs5)) {
+    if (comptime builtin.target.os.version_range.windows.min.isAtLeast(.win10_rs5)) {
         // Deletion with posix semantics if the filesystem supports it.
         var info = FILE_DISPOSITION_INFORMATION_EX{
             .Flags = FILE_DISPOSITION_DELETE |
diff --git a/lib/std/posix.zig b/lib/std/posix.zig
index 4386a6b01ea295547341cbdf1e5526742730c411..8cc04c8ce9f374e5c7a8edd36655c75ea408eee5 100644
--- a/lib/std/posix.zig
+++ b/lib/std/posix.zig
@@ -6831,7 +6831,7 @@ pub fn memfd_createZ(name: [*:0]const u8, flags: u32) MemFdCreateError!fd_t {
             }
         },
         .freebsd => {
-            if (builtin.os.version_range.semver.max.order(.{ .major = 13, .minor = 0, .patch = 0 }) == .lt)
+            if (comptime builtin.os.version_range.semver.max.order(.{ .major = 13, .minor = 0, .patch = 0 }) == .lt)
                 @compileError("memfd_create is unavailable on FreeBSD < 13.0");
             const rc = system.memfd_create(name, flags);
             switch (errno(rc)) {