diff --git a/lib/std/simd.zig b/lib/std/simd.zig
index 02e08b0dadd308997facd9cc63a6a06ad037c47f..88c86cdd76da1d19441c211ce49427fe2dc61ab2 100644
--- a/lib/std/simd.zig
+++ b/lib/std/simd.zig
@@ -23,7 +23,9 @@ pub fn suggestVectorSizeForCpu(comptime T: type, cpu: std.Target.Cpu) ?usize {
             const element_bit_size = std.math.max(8, std.math.ceilPowerOfTwo(T, @bitSizeOf(T)));
             return @divExact(vector_bit_size, element_bit_size);
         },
-        else => @compileError("No vector sizes for this CPU architecture have yet been recommended"),
+        else => {
+            return null;
+        },
     }
 }