diff --git a/src/Sema.zig b/src/Sema.zig
index c2b7467ed6..aa04c40fd0 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -5152,6 +5152,7 @@ fn storeToInferredAllocComptime(
             operand_val,
             iac.alignment.toByteUnits(0),
         );
+        try sema.comptime_mutable_decls.append(iac.decl_index);
         return;
     }