diff --git a/parser/types.go b/parser/types.go
index 1111450..39fb5ef 100644
--- a/parser/types.go
+++ b/parser/types.go
@@ -130,6 +130,8 @@ func resolveConstants(classes ClassMap, cpools PoolMap, constants *[]constant, r
 	if *resolved {
 		return nil
 	}
+	*constants = nil
+	*resolved = true
 	for _, c := range *constants {
 		if err := ResolveConstants(classes, cpools, int(c.classID)); err != nil {
 			return fmt.Errorf("unable to resolve contants: %w", err)
@@ -146,8 +148,6 @@ func resolveConstants(classes ClassMap, cpools PoolMap, constants *[]constant, r
 			return fmt.Errorf("unable to resolve constants for field %s: %w", c.field, err)
 		}
 	}
-	*constants = nil
-	*resolved = true
 	return nil
 }