diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
index 347caa59ad..53966f066e 100644
--- a/vlib/v/checker/checker.v
+++ b/vlib/v/checker/checker.v
@@ -370,17 +370,17 @@ pub fn (mut c Checker) struct_decl(decl ast.StructDecl) {
 			}
 			if field.default_expr is ast.IntegerLiteral as lit {
 				if lit.val == '0' {
-					c.error('unnecessary default value of `0`: struct fields are zeroed by default',
+					c.warn('unnecessary default value of `0`: struct fields are zeroed by default',
 						lit.pos)
 				}
 			} else if field.default_expr is ast.StringLiteral as lit {
 				if lit.val == '' {
-					c.error("unnecessary default value of '': struct fields are zeroed by default",
+					c.warn("unnecessary default value of '': struct fields are zeroed by default",
 						lit.pos)
 				}
 			} else if field.default_expr is ast.BoolLiteral as lit {
 				if lit.val == false {
-					c.error('unnecessary default value `false`: struct fields are zeroed by default',
+					c.warn('unnecessary default value `false`: struct fields are zeroed by default',
 						lit.pos)
 				}
 			}