diff --git a/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredStringReader.java b/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredStringReader.java
index bdfd377..d5fca01 100644
--- a/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredStringReader.java
+++ b/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredStringReader.java
@@ -40,7 +40,7 @@ protected <N extends Number> N readValueAsNumber(NumberType<N> type) {
       return null;
     }
     try {
-      return type.valueOf(value);
+      return type.parse(value);
     } catch (RuntimeException e) {
       throw error(value, type.getType(), e);
     }
diff --git a/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredValueReader.java b/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredValueReader.java
index 36badc8..ef22c5f 100644
--- a/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredValueReader.java
+++ b/core/src/main/java/io/github/mmm/marshall/spi/AbstractStructuredValueReader.java
@@ -43,7 +43,7 @@ protected <N extends Number> N readValueAsNumber(NumberType<N> numberType) {
       }
     } else if (value instanceof String) {
       try {
-        return numberType.valueOf(value.toString());
+        return numberType.parse(value.toString());
       } catch (RuntimeException e) {
         throw error(value, numberType.getType(), e);
       }
diff --git a/impl/jsonp/src/main/java/io/github/mmm/marshall/jsonp/impl/JsonpReader.java b/impl/jsonp/src/main/java/io/github/mmm/marshall/jsonp/impl/JsonpReader.java
index 2f8b026..bc75ca4 100644
--- a/impl/jsonp/src/main/java/io/github/mmm/marshall/jsonp/impl/JsonpReader.java
+++ b/impl/jsonp/src/main/java/io/github/mmm/marshall/jsonp/impl/JsonpReader.java
@@ -148,7 +148,7 @@ protected <N extends Number> N readValueAsNumber(NumberType<N> type) {
     } else if (type == NumberType.LONG) {
       result = (N) Long.valueOf(this.json.getLong());
     } else {
-      result = type.valueOf(this.json.getString());
+      result = type.parse(this.json.getString());
     }
     next();
     return result;
diff --git a/impl/protobuf/src/main/java/io/github/mmm/marshall/protobuf/impl/ProtoBufReader.java b/impl/protobuf/src/main/java/io/github/mmm/marshall/protobuf/impl/ProtoBufReader.java
index a8f3159..a3d35bd 100644
--- a/impl/protobuf/src/main/java/io/github/mmm/marshall/protobuf/impl/ProtoBufReader.java
+++ b/impl/protobuf/src/main/java/io/github/mmm/marshall/protobuf/impl/ProtoBufReader.java
@@ -402,7 +402,7 @@ protected <N extends Number> N readValueAsNumber(NumberType<N> numberType) {
       return null;
     }
     try {
-      return numberType.valueOf(value);
+      return numberType.parse(value);
     } catch (RuntimeException e) {
       throw error(value, numberType.getType(), e);
     }