diff --git a/android_gradle/.gitignore b/android_gradle/.gitignore
index 2c640698..7b9171d4 100644
--- a/android_gradle/.gitignore
+++ b/android_gradle/.gitignore
@@ -13,3 +13,6 @@ build/
 /captures
 .externalNativeBuild
 .cxx
+/gradle/wrapper/
+/gradlew
+/gradlew.bat
diff --git a/android_gradle/build.gradle b/android_gradle/build.gradle
index d3400824..adbd4201 100644
--- a/android_gradle/build.gradle
+++ b/android_gradle/build.gradle
@@ -17,3 +17,7 @@ buildscript {
 task clean(type: Delete) {
     delete rootProject.buildDir
 }
+
+tasks.named('wrapper') {
+    gradleVersion = "7.0.2"
+}
diff --git a/android_gradle/gradle/wrapper/gradle-wrapper.jar b/android_gradle/gradle/wrapper/gradle-wrapper.jar
deleted file mode 100644
index e708b1c0..00000000
Binary files a/android_gradle/gradle/wrapper/gradle-wrapper.jar and /dev/null differ
diff --git a/android_gradle/gradle/wrapper/gradle-wrapper.properties b/android_gradle/gradle/wrapper/gradle-wrapper.properties
deleted file mode 100644
index e81b5944..00000000
--- a/android_gradle/gradle/wrapper/gradle-wrapper.properties
+++ /dev/null
@@ -1,6 +0,0 @@
-#Sat Sep 25 16:43:12 BST 2021
-distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
-distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
diff --git a/android_gradle/gradlew b/android_gradle/gradlew
deleted file mode 100755
index 9a27a6ce..00000000
--- a/android_gradle/gradlew
+++ /dev/null
@@ -1,172 +0,0 @@
-#!/usr/bin/env sh
-
-##############################################################################
-##
-##  Gradle start up script for UN*X
-##
-##############################################################################
-
-# Attempt to set APP_HOME
-# Resolve links: $0 may be a link
-PRG="$0"
-# Need this for relative symlinks.
-while [ -h "$PRG" ]; do
-  ls=$(ls -ld "$PRG")
-  link=$(expr "$ls" : '.*-> \(.*\)$')
-  if expr "$link" : '/.*' >/dev/null; then
-    PRG="$link"
-  else
-    PRG=$(dirname "$PRG")"/$link"
-  fi
-done
-SAVED="$(pwd)"
-cd "$(dirname \"$PRG\")/" >/dev/null
-APP_HOME="$(pwd -P)"
-cd "$SAVED" >/dev/null
-
-APP_NAME="Gradle"
-APP_BASE_NAME=$(basename "$0")
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS=""
-
-# Use the maximum available, or set MAX_FD != -1 to use that value.
-MAX_FD="maximum"
-
-warn() {
-  echo "$*"
-}
-
-die() {
-  echo
-  echo "$*"
-  echo
-  exit 1
-}
-
-# OS specific support (must be 'true' or 'false').
-cygwin=false
-msys=false
-darwin=false
-nonstop=false
-case "$(uname)" in
-CYGWIN*)
-  cygwin=true
-  ;;
-Darwin*)
-  darwin=true
-  ;;
-MINGW*)
-  msys=true
-  ;;
-NONSTOP*)
-  nonstop=true
-  ;;
-esac
-
-CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
-
-# Determine the Java command to use to start the JVM.
-if [ -n "$JAVA_HOME" ]; then
-  if [ -x "$JAVA_HOME/jre/sh/java" ]; then
-    # IBM's JDK on AIX uses strange locations for the executables
-    JAVACMD="$JAVA_HOME/jre/sh/java"
-  else
-    JAVACMD="$JAVA_HOME/bin/java"
-  fi
-  if [ ! -x "$JAVACMD" ]; then
-    die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
-
-Please set the JAVA_HOME variable in your environment to match the
-location of your Java installation."
-  fi
-else
-  JAVACMD="java"
-  which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-
-Please set the JAVA_HOME variable in your environment to match the
-location of your Java installation."
-fi
-
-# Increase the maximum file descriptors if we can.
-if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ]; then
-  MAX_FD_LIMIT=$(ulimit -H -n)
-  if [ $? -eq 0 ]; then
-    if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ]; then
-      MAX_FD="$MAX_FD_LIMIT"
-    fi
-    ulimit -n $MAX_FD
-    if [ $? -ne 0 ]; then
-      warn "Could not set maximum file descriptor limit: $MAX_FD"
-    fi
-  else
-    warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
-  fi
-fi
-
-# For Darwin, add options to specify how the application appears in the dock
-if $darwin; then
-  GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
-fi
-
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin; then
-  APP_HOME=$(cygpath --path --mixed "$APP_HOME")
-  CLASSPATH=$(cygpath --path --mixed "$CLASSPATH")
-  JAVACMD=$(cygpath --unix "$JAVACMD")
-
-  # We build the pattern for arguments to be converted via cygpath
-  ROOTDIRSRAW=$(find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null)
-  SEP=""
-  for dir in $ROOTDIRSRAW; do
-    ROOTDIRS="$ROOTDIRS$SEP$dir"
-    SEP="|"
-  done
-  OURCYGPATTERN="(^($ROOTDIRS))"
-  # Add a user-defined pattern to the cygpath arguments
-  if [ "$GRADLE_CYGPATTERN" != "" ]; then
-    OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
-  fi
-  # Now convert the arguments - kludge to limit ourselves to /bin/sh
-  i=0
-  for arg in "$@"; do
-    CHECK=$(echo "$arg" | egrep -c "$OURCYGPATTERN" -)
-    CHECK2=$(echo "$arg" | egrep -c "^-") ### Determine if an option
-
-    if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ]; then ### Added a condition
-      eval $(echo args$i)=$(cygpath --path --ignore --mixed "$arg")
-    else
-      eval $(echo args$i)="\"$arg\""
-    fi
-    i=$((i + 1))
-  done
-  case $i in
-  0) set -- ;;
-  1) set -- "$args0" ;;
-  2) set -- "$args0" "$args1" ;;
-  3) set -- "$args0" "$args1" "$args2" ;;
-  4) set -- "$args0" "$args1" "$args2" "$args3" ;;
-  5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
-  6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
-  7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
-  8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
-  9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
-  esac
-fi
-
-# Escape application args
-save() {
-  for i; do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/"; done
-  echo " "
-}
-APP_ARGS=$(save "$@")
-
-# Collect all arguments for the java command, following the shell quoting and substitution rules
-eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
-
-# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
-if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
-  cd "$(dirname "$0")"
-fi
-
-exec "$JAVACMD" "$@"
diff --git a/android_gradle/gradlew.bat b/android_gradle/gradlew.bat
deleted file mode 100644
index e95643d6..00000000
--- a/android_gradle/gradlew.bat
+++ /dev/null
@@ -1,84 +0,0 @@
-@if "%DEBUG%" == "" @echo off
-@rem ##########################################################################
-@rem
-@rem  Gradle startup script for Windows
-@rem
-@rem ##########################################################################
-
-@rem Set local scope for the variables with windows NT shell
-if "%OS%"=="Windows_NT" setlocal
-
-set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
-set APP_BASE_NAME=%~n0
-set APP_HOME=%DIRNAME%
-
-@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
-
-@rem Find java.exe
-if defined JAVA_HOME goto findJavaFromJavaHome
-
-set JAVA_EXE=java.exe
-%JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto init
-
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
-
-goto fail
-
-:findJavaFromJavaHome
-set JAVA_HOME=%JAVA_HOME:"=%
-set JAVA_EXE=%JAVA_HOME%/bin/java.exe
-
-if exist "%JAVA_EXE%" goto init
-
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
-
-goto fail
-
-:init
-@rem Get command-line arguments, handling Windows variants
-
-if not "%OS%" == "Windows_NT" goto win9xME_args
-
-:win9xME_args
-@rem Slurp the command line arguments.
-set CMD_LINE_ARGS=
-set _SKIP=2
-
-:win9xME_args_slurp
-if "x%~1" == "x" goto execute
-
-set CMD_LINE_ARGS=%*
-
-:execute
-@rem Setup the command line
-
-set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
-
-@rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
-
-:end
-@rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
-
-:fail
-rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
-rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
-
-:mainEnd
-if "%OS%"=="Windows_NT" endlocal
-
-:omega