diff --git a/source/dyaml/resolver.d b/source/dyaml/resolver.d
index 31df83f..8d8c027 100644
--- a/source/dyaml/resolver.d
+++ b/source/dyaml/resolver.d
@@ -33,11 +33,11 @@ final class Resolver
 {
     private:
         // Default tag to use for scalars.
-        string defaultScalarTag_;
+        string defaultScalarTag_ = "tag:yaml.org,2002:str";
         // Default tag to use for sequences.
-        string defaultSequenceTag_;
+        string defaultSequenceTag_ = "tag:yaml.org,2002:seq";
         // Default tag to use for mappings.
-        string defaultMappingTag_;
+        string defaultMappingTag_ = "tag:yaml.org,2002:map";
 
         /*
          * Arrays of scalar resolver tuples indexed by starting character of a scalar.
@@ -62,9 +62,6 @@ final class Resolver
         this(Flag!"useDefaultImplicitResolvers" defaultImplicitResolvers = Yes.useDefaultImplicitResolvers)
             @safe
         {
-            defaultScalarTag_   = "tag:yaml.org,2002:str";
-            defaultSequenceTag_ = "tag:yaml.org,2002:seq";
-            defaultMappingTag_  = "tag:yaml.org,2002:map";
             if(defaultImplicitResolvers){addImplicitResolvers();}
         }