diff --git a/druntime/src/core/stdc/stdint.d b/druntime/src/core/stdc/stdint.d
index 1776269378f8..09a291b8bfb0 100644
--- a/druntime/src/core/stdc/stdint.d
+++ b/druntime/src/core/stdc/stdint.d
@@ -15,9 +15,7 @@
 module core.stdc.stdint;
 
 import core.stdc.config;
-import core.stdc.stddef; // for wchar_t
 import core.stdc.signal; // for sig_atomic_t
-import core.stdc.wchar_; // for wint_t
 
 version (OSX)
     version = Darwin;
@@ -406,10 +404,13 @@ else version (WASI)
 }
 else
 {
-    static assert(false, "Unsupported architecture.");
+    version = UnsupportedByStdint;
 }
 
+version (UnsupportedByStdint) {}
+else:
 
+import core.stdc.wchar_ : wchar_t, wint_t;
 
 ///
 enum int8_t   INT8_MIN  = int8_t.min;