diff --git a/pom.xml b/pom.xml
index f174f91b..2891045f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>45</version>
+    <version>47</version>
   </parent>
 
   <groupId>org.apache.maven.wagon</groupId>
diff --git a/wagon-providers/wagon-http-lightweight/src/main/java/org/apache/maven/wagon/providers/http/LightweightHttpWagon.java b/wagon-providers/wagon-http-lightweight/src/main/java/org/apache/maven/wagon/providers/http/LightweightHttpWagon.java
index 67e298bd..4db6b7bd 100644
--- a/wagon-providers/wagon-http-lightweight/src/main/java/org/apache/maven/wagon/providers/http/LightweightHttpWagon.java
+++ b/wagon-providers/wagon-http-lightweight/src/main/java/org/apache/maven/wagon/providers/http/LightweightHttpWagon.java
@@ -232,14 +232,14 @@ protected void finishPutTransfer(Resource resource, InputStream input, OutputStr
             int statusCode = putConnection.getResponseCode();
 
             switch (statusCode) {
-                    // Success Codes
+                // Success Codes
                 case HttpURLConnection.HTTP_OK: // 200
                 case HttpURLConnection.HTTP_CREATED: // 201
                 case HttpURLConnection.HTTP_ACCEPTED: // 202
                 case HttpURLConnection.HTTP_NO_CONTENT: // 204
                     break;
 
-                    // TODO Move 401/407 to AuthenticationException after WAGON-587
+                // TODO Move 401/407 to AuthenticationException after WAGON-587
                 case HttpURLConnection.HTTP_FORBIDDEN:
                 case HttpURLConnection.HTTP_UNAUTHORIZED:
                 case HttpURLConnection.HTTP_PROXY_AUTH:
@@ -251,7 +251,7 @@ protected void finishPutTransfer(Resource resource, InputStream input, OutputStr
                     throw new ResourceDoesNotExistException(formatResourceDoesNotExistMessage(
                             buildUrl(resource), statusCode, reasonPhrase, getProxyInfo()));
 
-                    // add more entries here
+                // add more entries here
                 default:
                     throw new TransferFailedException(
                             formatTransferFailedMessage(buildUrl(resource), statusCode, reasonPhrase, getProxyInfo()));
@@ -347,7 +347,7 @@ public boolean resourceExists(String resourceName) throws TransferFailedExceptio
                 case HttpURLConnection.HTTP_GONE:
                     return false;
 
-                    // TODO Move 401/407 to AuthenticationException after WAGON-587
+                // TODO Move 401/407 to AuthenticationException after WAGON-587
                 case HttpURLConnection.HTTP_FORBIDDEN:
                 case HttpURLConnection.HTTP_UNAUTHORIZED:
                 case HttpURLConnection.HTTP_PROXY_AUTH:
diff --git a/wagon-providers/wagon-http-shared/src/main/java/org/apache/maven/wagon/shared/http/AbstractHttpClientWagon.java b/wagon-providers/wagon-http-shared/src/main/java/org/apache/maven/wagon/shared/http/AbstractHttpClientWagon.java
index 92dc157b..9f1f2445 100644
--- a/wagon-providers/wagon-http-shared/src/main/java/org/apache/maven/wagon/shared/http/AbstractHttpClientWagon.java
+++ b/wagon-providers/wagon-http-shared/src/main/java/org/apache/maven/wagon/shared/http/AbstractHttpClientWagon.java
@@ -716,14 +716,14 @@ private void put(int wait, Resource resource, File source, HttpEntity httpEntity
 
                 // Check that we didn't run out of retries.
                 switch (statusCode) {
-                        // Success Codes
+                    // Success Codes
                     case HttpStatus.SC_OK: // 200
                     case HttpStatus.SC_CREATED: // 201
                     case HttpStatus.SC_ACCEPTED: // 202
                     case HttpStatus.SC_NO_CONTENT: // 204
                         break;
 
-                        // TODO Move 401/407 to AuthenticationException after WAGON-587
+                    // TODO Move 401/407 to AuthenticationException after WAGON-587
                     case HttpStatus.SC_FORBIDDEN:
                     case HttpStatus.SC_UNAUTHORIZED:
                     case HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED:
@@ -748,7 +748,7 @@ private void put(int wait, Resource resource, File source, HttpEntity httpEntity
                         EntityUtils.consumeQuietly(response.getEntity());
                         put(backoff(wait, url), resource, source, httpEntity, url);
                         break;
-                        // add more entries here
+                    // add more entries here
                     default:
                         EntityUtils.consumeQuietly(response.getEntity());
                         TransferFailedException e = new TransferFailedException(formatTransferFailedMessage(
@@ -798,7 +798,7 @@ private boolean resourceExists(int wait, String resourceName)
                         result = true;
                         break;
 
-                        // TODO Move 401/407 to AuthenticationException after WAGON-587
+                    // TODO Move 401/407 to AuthenticationException after WAGON-587
                     case HttpStatus.SC_FORBIDDEN:
                     case HttpStatus.SC_UNAUTHORIZED:
                     case HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED:
@@ -816,7 +816,7 @@ private boolean resourceExists(int wait, String resourceName)
                     case SC_TOO_MANY_REQUESTS:
                         return resourceExists(backoff(wait, resourceName), resourceName);
 
-                        // add more entries here
+                    // add more entries here
                     default:
                         throw new TransferFailedException(formatTransferFailedMessage(
                                 url,
@@ -1047,7 +1047,7 @@ private void fillInputData(int wait, InputData inputData)
                     // return, leaving last modified set to original value so getIfNewer should return unmodified
                     return;
 
-                    // TODO Move 401/407 to AuthenticationException after WAGON-587
+                // TODO Move 401/407 to AuthenticationException after WAGON-587
                 case HttpStatus.SC_FORBIDDEN:
                 case HttpStatus.SC_UNAUTHORIZED:
                 case HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED:
@@ -1073,7 +1073,7 @@ private void fillInputData(int wait, InputData inputData)
                     fillInputData(backoff(wait, url), inputData);
                     break;
 
-                    // add more entries here
+                // add more entries here
                 default:
                     EntityUtils.consumeQuietly(response.getEntity());
                     cleanupGetTransfer(resource);