diff --git a/examples/android/helloworld/gradle/wrapper/gradle-wrapper.jar b/examples/android/helloworld/gradle/wrapper/gradle-wrapper.jar
index c2363383eb..36823b7ec6 100644
Binary files a/examples/android/helloworld/gradle/wrapper/gradle-wrapper.jar and b/examples/android/helloworld/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/examples/android/helloworld/gradle/wrapper/gradle-wrapper.properties b/examples/android/helloworld/gradle/wrapper/gradle-wrapper.properties
index 116622dd53..37c7766f30 100644
--- a/examples/android/helloworld/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/android/helloworld/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jul 05 17:08:33 PDT 2017
+#Tue Jul 11 13:59:44 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.1-bin.zip
diff --git a/examples/android/helloworld/gradlew b/examples/android/helloworld/gradlew
index 4453ccea33..cccdd3d517 100755
--- a/examples/android/helloworld/gradlew
+++ b/examples/android/helloworld/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
diff --git a/examples/android/routeguide/gradle/wrapper/gradle-wrapper.jar b/examples/android/routeguide/gradle/wrapper/gradle-wrapper.jar
index d188f7329d..864c6d793c 100644
Binary files a/examples/android/routeguide/gradle/wrapper/gradle-wrapper.jar and b/examples/android/routeguide/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/examples/android/routeguide/gradle/wrapper/gradle-wrapper.properties b/examples/android/routeguide/gradle/wrapper/gradle-wrapper.properties
index 5c56e29f87..3264c8991f 100644
--- a/examples/android/routeguide/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/android/routeguide/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jul 05 17:09:04 PDT 2017
+#Tue Jul 11 13:59:58 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.1-bin.zip
diff --git a/examples/android/routeguide/gradlew b/examples/android/routeguide/gradlew
index 4453ccea33..cccdd3d517 100755
--- a/examples/android/routeguide/gradlew
+++ b/examples/android/routeguide/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
diff --git a/examples/gradle/wrapper/gradle-wrapper.jar b/examples/gradle/wrapper/gradle-wrapper.jar
index 54d8bf1418..9bb2f889e1 100644
Binary files a/examples/gradle/wrapper/gradle-wrapper.jar and b/examples/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/examples/gradle/wrapper/gradle-wrapper.properties b/examples/gradle/wrapper/gradle-wrapper.properties
index eae3f06e02..8c8c833477 100644
--- a/examples/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jul 05 17:05:45 PDT 2017
+#Tue Jul 11 13:59:22 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.1-bin.zip
diff --git a/examples/gradlew b/examples/gradlew
index 4453ccea33..cccdd3d517 100755
--- a/examples/gradlew
+++ b/examples/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
diff --git a/examples/thrift/gradle/wrapper/gradle-wrapper.jar b/examples/thrift/gradle/wrapper/gradle-wrapper.jar
index 8f426a86cb..0018a94684 100644
Binary files a/examples/thrift/gradle/wrapper/gradle-wrapper.jar and b/examples/thrift/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/examples/thrift/gradle/wrapper/gradle-wrapper.properties b/examples/thrift/gradle/wrapper/gradle-wrapper.properties
index 34f7b0fa58..5092c5fc15 100644
--- a/examples/thrift/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/thrift/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jul 05 17:06:41 PDT 2017
+#Tue Jul 11 13:59:28 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.1-bin.zip
diff --git a/examples/thrift/gradlew b/examples/thrift/gradlew
index 4453ccea33..cccdd3d517 100755
--- a/examples/thrift/gradlew
+++ b/examples/thrift/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 023fc3eebf..76c266e02c 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index ec0d8a5a6c..d9ed9b0d57 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jul 05 17:02:24 PDT 2017
+#Tue Jul 11 13:58:52 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0.1-bin.zip
diff --git a/gradlew b/gradlew
index 4453ccea33..cccdd3d517 100755
--- a/gradlew
+++ b/gradlew
@@ -33,11 +33,11 @@ DEFAULT_JVM_OPTS=""
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
-warn ( ) {
+warn () {
     echo "$*"
 }
 
-die ( ) {
+die () {
     echo
     echo "$*"
     echo
@@ -155,7 +155,7 @@ if $cygwin ; then
 fi
 
 # Escape application args
-save ( ) {
+save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }