diff --git a/src/main/java/graphql/GraphQL.java b/src/main/java/graphql/GraphQL.java
index 18d9bbd61f..93fb1096f2 100644
--- a/src/main/java/graphql/GraphQL.java
+++ b/src/main/java/graphql/GraphQL.java
@@ -57,7 +57,7 @@ public ExecutionResult execute(String requestString, Object context, Map<String,
 
     public ExecutionResult execute(String requestString, String operationName, Object context, Map<String, Object> arguments) {
         assertNotNull(arguments, "arguments can't be null");
-        log.info("Executing request. operation name: {}. Request: {} ", operationName, requestString);
+        log.debug("Executing request. operation name: {}. Request: {} ", operationName, requestString);
         Parser parser = new Parser();
         Document document;
         try {
diff --git a/src/main/java/graphql/execution/ExecutionStrategy.java b/src/main/java/graphql/execution/ExecutionStrategy.java
index 882f30f7bd..7aeaf6e285 100644
--- a/src/main/java/graphql/execution/ExecutionStrategy.java
+++ b/src/main/java/graphql/execution/ExecutionStrategy.java
@@ -39,7 +39,7 @@ protected ExecutionResult resolveField(ExecutionContext executionContext, GraphQ
         try {
             resolvedValue = fieldDef.getDataFetcher().get(environment);
         } catch (Exception e) {
-            log.info("Exception while fetching data", e);
+            log.warn("Exception while fetching data", e);
             executionContext.addError(new ExceptionWhileDataFetching(e));
         }
 
diff --git a/src/main/java/graphql/execution/batched/BatchedExecutionStrategy.java b/src/main/java/graphql/execution/batched/BatchedExecutionStrategy.java
index 16e40e655d..a4676ed800 100644
--- a/src/main/java/graphql/execution/batched/BatchedExecutionStrategy.java
+++ b/src/main/java/graphql/execution/batched/BatchedExecutionStrategy.java
@@ -268,7 +268,7 @@ private List<GraphQLExecutionNodeValue> fetchData(ExecutionContext executionCont
             for (int i = 0; i < nodeData.size(); i++) {
                 values.add(null);
             }
-            log.info("Exception while fetching data", e);
+            log.warn("Exception while fetching data", e);
             executionContext.addError(new ExceptionWhileDataFetching(e));
         }
         assert nodeData.size() == values.size();
diff --git a/src/main/java/graphql/parser/Parser.java b/src/main/java/graphql/parser/Parser.java
index cb9d0fcff4..6aed97b204 100644
--- a/src/main/java/graphql/parser/Parser.java
+++ b/src/main/java/graphql/parser/Parser.java
@@ -12,9 +12,6 @@
 
 public class Parser {
 
-    private static final Logger log = LoggerFactory.getLogger(Parser.class);
-
-
     public Document parseDocument(String input) {
 
         GraphqlLexer lexer = new GraphqlLexer(new ANTLRInputStream(input));