diff --git a/impl/src/main/java/org/eclipse/parsson/JsonParserImpl.java b/impl/src/main/java/org/eclipse/parsson/JsonParserImpl.java
index a7beb5c..b60c7fb 100644
--- a/impl/src/main/java/org/eclipse/parsson/JsonParserImpl.java
+++ b/impl/src/main/java/org/eclipse/parsson/JsonParserImpl.java
@@ -199,27 +199,27 @@ public Stream<JsonValue> getArrayStream() {
                 JsonMessages.PARSER_GETARRAY_ERR(currentEvent));
         }
         Spliterator<JsonValue> spliterator =
-				new Spliterators.AbstractSpliterator<JsonValue>(Long.MAX_VALUE, Spliterator.ORDERED) {
-					@Override
-					public Spliterator<JsonValue> trySplit() {
-						return null;
-					}
-
-					@Override
-					public boolean tryAdvance(Consumer<? super JsonValue> action) {
-						if (action == null) {
-							throw new NullPointerException();
-						}
-						if (!hasNext()) {
-							return false;
-						}
-						if (next() == JsonParser.Event.END_ARRAY) {
-							return false;
-						}
-						action.accept(getValue());
-						return true;
-					}
-				};
+                new Spliterators.AbstractSpliterator<JsonValue>(Long.MAX_VALUE, Spliterator.ORDERED) {
+                    @Override
+                    public Spliterator<JsonValue> trySplit() {
+                        return null;
+                    }
+
+                    @Override
+                    public boolean tryAdvance(Consumer<? super JsonValue> action) {
+                        if (action == null) {
+                            throw new NullPointerException();
+                        }
+                        if (!hasNext()) {
+                            return false;
+                        }
+                        if (next() == JsonParser.Event.END_ARRAY) {
+                            return false;
+                        }
+                        action.accept(getValue());
+                        return true;
+                    }
+                };
         return StreamSupport.stream(spliterator, false);
     }
 
@@ -230,37 +230,37 @@ public Stream<Map.Entry<String, JsonValue>> getObjectStream() {
                 JsonMessages.PARSER_GETOBJECT_ERR(currentEvent));
         }
         Spliterator<Map.Entry<String, JsonValue>> spliterator =
-				new Spliterators.AbstractSpliterator<Map.Entry<String, JsonValue>>(Long.MAX_VALUE, Spliterator.ORDERED) {
-					@Override
-					public Spliterator<Map.Entry<String, JsonValue>> trySplit() {
-						return null;
-					}
-
-					@Override
-					public boolean tryAdvance(Consumer<? super Map.Entry<String, JsonValue>> action) {
-						if (action == null) {
-							throw new NullPointerException();
-						}
-						if (!hasNext()) {
-							return false;
-						}
-						JsonParser.Event e = next();
-						if (e == JsonParser.Event.END_OBJECT) {
-							return false;
-						}
-						if (e != JsonParser.Event.KEY_NAME) {
-							throw new JsonException(JsonMessages.INTERNAL_ERROR());
-						}
-						String key = getString();
-						if (!hasNext()) {
-							throw new JsonException(JsonMessages.INTERNAL_ERROR());
-						}
-						next();
-						JsonValue value = getValue();
-						action.accept(new AbstractMap.SimpleImmutableEntry<>(key, value));
-						return true;
-					}
-				};
+                new Spliterators.AbstractSpliterator<Map.Entry<String, JsonValue>>(Long.MAX_VALUE, Spliterator.ORDERED) {
+                    @Override
+                    public Spliterator<Map.Entry<String, JsonValue>> trySplit() {
+                        return null;
+                    }
+
+                    @Override
+                    public boolean tryAdvance(Consumer<? super Map.Entry<String, JsonValue>> action) {
+                        if (action == null) {
+                            throw new NullPointerException();
+                        }
+                        if (!hasNext()) {
+                            return false;
+                        }
+                        JsonParser.Event e = next();
+                        if (e == JsonParser.Event.END_OBJECT) {
+                            return false;
+                        }
+                        if (e != JsonParser.Event.KEY_NAME) {
+                            throw new JsonException(JsonMessages.INTERNAL_ERROR());
+                        }
+                        String key = getString();
+                        if (!hasNext()) {
+                            throw new JsonException(JsonMessages.INTERNAL_ERROR());
+                        }
+                        next();
+                        JsonValue value = getValue();
+                        action.accept(new AbstractMap.SimpleImmutableEntry<>(key, value));
+                        return true;
+                    }
+                };
         return StreamSupport.stream(spliterator, false);
     }
 
@@ -271,25 +271,25 @@ public Stream<JsonValue> getValueStream() {
                 JsonMessages.PARSER_GETVALUESTREAM_ERR());
         }
         Spliterator<JsonValue> spliterator =
-				new Spliterators.AbstractSpliterator<JsonValue>(Long.MAX_VALUE, Spliterator.ORDERED) {
-					@Override
-					public Spliterator<JsonValue> trySplit() {
-						return null;
-					}
-
-					@Override
-					public boolean tryAdvance(Consumer<? super JsonValue> action) {
-						if (action == null) {
-							throw new NullPointerException();
-						}
-						if (!hasNext()) {
-							return false;
-						}
-						next();
-						action.accept(getValue());
-						return true;
-					}
-				};
+                new Spliterators.AbstractSpliterator<JsonValue>(Long.MAX_VALUE, Spliterator.ORDERED) {
+                    @Override
+                    public Spliterator<JsonValue> trySplit() {
+                        return null;
+                    }
+
+                    @Override
+                    public boolean tryAdvance(Consumer<? super JsonValue> action) {
+                        if (action == null) {
+                            throw new NullPointerException();
+                        }
+                        if (!hasNext()) {
+                            return false;
+                        }
+                        next();
+                        action.accept(getValue());
+                        return true;
+                    }
+                };
         return StreamSupport.stream(spliterator, false);
     }
 
@@ -439,7 +439,7 @@ private abstract class Context {
         protected Event nextEventIfValueOrObjectOrArrayStart(JsonToken token) {
             if (token.isValue()) {
                 return token.getEvent();
-            } else if (token == CURLYOPEN) {
+            } else if (token == JsonToken.CURLYOPEN) {
                 stack.push(currentContext);
                 currentContext = new ObjectContext();
                 return Event.START_OBJECT;
@@ -505,7 +505,7 @@ private final class ObjectContext extends SkippingContext {
         private boolean firstValue = true;
 
         private ObjectContext() {
-            super(CURLYOPEN, CURLYCLOSE);
+            super(JsonToken.CURLYOPEN, JsonToken.CURLYCLOSE);
         }
 
         /*
@@ -565,7 +565,7 @@ private final class ArrayContext extends SkippingContext {
         private boolean firstValue = true;
 
         private ArrayContext() {
-            super(SQUAREOPEN, SQUARECLOSE);
+            super(JsonToken.SQUAREOPEN, JsonToken.SQUARECLOSE);
         }
 
         // Handle 1. ]   2. value   3. ,value
diff --git a/pom.xml b/pom.xml
index 02f29f9..02dc20c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -94,7 +94,7 @@
         <spotbugs.exclude>${config.dir}/exclude.xml</spotbugs.exclude>
         <spotbugs.skip>false</spotbugs.skip>
         <spotbugs.threshold>Low</spotbugs.threshold>
-        <spotbugs.version>4.7.3.6</spotbugs.version>
+        <spotbugs.version>4.8.1.0</spotbugs.version>
 
         <jakarta.json-api.version>2.1.3</jakarta.json-api.version>
 
@@ -323,7 +323,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-javadoc-plugin</artifactId>
-                    <version>3.6.0</version>
+                    <version>3.6.2</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -343,7 +343,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-dependency-plugin</artifactId>
-                    <version>3.6.0</version>
+                    <version>3.6.1</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -353,7 +353,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-clean-plugin</artifactId>
-                    <version>3.3.1</version>
+                    <version>3.3.2</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -368,7 +368,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-surefire-plugin</artifactId>
-                    <version>3.1.2</version>
+                    <version>3.2.2</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -458,7 +458,7 @@
                     <dependency>
                         <groupId>com.sun.xml.bind</groupId>
                         <artifactId>jaxb-impl</artifactId>
-                        <version>3.0.1</version>
+                        <version>4.0.4</version>
                     </dependency>
                 </dependencies>
             </dependencyManagement>