diff --git a/src/main.rs b/src/main.rs
index 5977ee0..57f37f3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -21,7 +21,7 @@ struct Args {
     #[arg(short, long, default_value_t = 9001)]
     port: u16,
     /// The version of the Swim server dependencies.
-    #[arg(short, long, default_value = "4.0.1")]
+    #[arg(short, long, default_value = "4.1.0.12")]
     swim_version: String,
 }
 
diff --git a/src/utils.rs b/src/utils.rs
index bc81a6a..f0061b6 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -4,6 +4,7 @@ use regex::Regex;
 use serde::Serialize;
 use std::error::Error;
 use std::fs;
+use std::os::unix::fs::PermissionsExt;
 use std::path::Path;
 use tera::Tera;
 
@@ -41,6 +42,25 @@ pub(crate) fn create_file(input_file: &Path, args: &Args) -> Result<(), CliError
 
     create_parent_dirs(&output_file)?;
 
+    if input_file.display().to_string().ends_with(".jar") {
+        create_jar_file(input_file, &output_file)?;
+    } else {
+        create_regular_file(input_file, &output_file, args)?;
+        if input_file.display().to_string().ends_with("gradlew")
+            || input_file.display().to_string().ends_with("gradlew.bat")
+        {
+            set_executable_permissions(&output_file)?;
+        }
+    }
+
+    Ok(())
+}
+
+pub(crate) fn create_regular_file(
+    input_file: &Path,
+    output_file: &String,
+    args: &Args,
+) -> Result<(), CliError> {
     let input_file = Templates::get(&input_file.display().to_string())
         .ok_or(CliError::missing_file_err(output_file.clone()))?;
 
@@ -50,9 +70,24 @@ pub(crate) fn create_file(input_file: &Path, args: &Args) -> Result<(), CliError
     let output_text = replace_text(&input_text, args)
         .map_err(|err| CliError::create_file_err(output_file.clone(), err.to_string()))?;
 
-    fs::write(&output_file, output_text)
-        .map_err(|err| CliError::create_file_err(output_file, err.kind().to_string()))?;
+    fs::write(output_file, output_text)
+        .map_err(|err| CliError::create_file_err(output_file.clone(), err.kind().to_string()))?;
+
+    Ok(())
+}
+
+pub(crate) fn create_jar_file(input_file: &Path, output_file: &String) -> Result<(), CliError> {
+    let input_file = Templates::get(&input_file.display().to_string())
+        .ok_or(CliError::missing_file_err(output_file.clone()))?;
+
+    fs::write(output_file, input_file.data)
+        .map_err(|err| CliError::create_file_err(output_file.clone(), err.kind().to_string()))?;
+
+    Ok(())
+}
 
+pub(crate) fn set_executable_permissions(output_file: &String) -> Result<(), CliError> {
+    fs::set_permissions(output_file, fs::Permissions::from_mode(0o755)).unwrap();
     Ok(())
 }
 
diff --git a/templates/swim-template/.gitignore b/templates/swim-template/.gitignore
index 0648b52..1f94fa7 100644
--- a/templates/swim-template/.gitignore
+++ b/templates/swim-template/.gitignore
@@ -1,4 +1,3 @@
 .idea
 .gradle
-gradle
 build
diff --git a/templates/swim-template/gradle/wrapper/gradle-wrapper.jar b/templates/swim-template/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..033e24c
Binary files /dev/null and b/templates/swim-template/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/templates/swim-template/gradle/wrapper/gradle-wrapper.properties b/templates/swim-template/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..62f495d
--- /dev/null
+++ b/templates/swim-template/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,7 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
diff --git a/templates/swim-template/gradlew b/templates/swim-template/gradlew
index fcb6fca..1b6c787 100755
--- a/templates/swim-template/gradlew
+++ b/templates/swim-template/gradlew
@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,11 +80,14 @@ do
     esac
 done
 
-# This is normally unused
-# shellcheck disable=SC2034
-APP_BASE_NAME=${0##*/}
 APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
+APP_NAME="Gradle"
+APP_BASE_NAME=${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='"-Xmx64m" "-Xms64m"'
+
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
 
@@ -130,29 +133,22 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    if ! command -v java >/dev/null 2>&1
-    then
-        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    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
 fi
 
 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
-        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
-        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -197,10 +193,6 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-
 # Collect all arguments for the java command;
 #   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
 #     shell script including quotes and variable substitutions, so put them in
@@ -213,12 +205,6 @@ set -- \
         org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
-# Stop when "xargs" is not available.
-if ! command -v xargs >/dev/null 2>&1
-then
-    die "xargs is not available"
-fi
-
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.
diff --git a/templates/swim-template/gradlew.bat b/templates/swim-template/gradlew.bat
index 6689b85..ac1b06f 100644
--- a/templates/swim-template/gradlew.bat
+++ b/templates/swim-template/gradlew.bat
@@ -14,7 +14,7 @@
 @rem limitations under the License.
 @rem
 
-@if "%DEBUG%"=="" @echo off
+@if "%DEBUG%" == "" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -25,8 +25,7 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%"=="" set DIRNAME=.
-@rem This is normally unused
+if "%DIRNAME%" == "" set DIRNAME=.
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -41,7 +40,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if %ERRORLEVEL% equ 0 goto execute
+if "%ERRORLEVEL%" == "0" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -76,15 +75,13 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 :end
 @rem End local scope for the variables with windows NT shell
-if %ERRORLEVEL% equ 0 goto mainEnd
+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!
-set EXIT_CODE=%ERRORLEVEL%
-if %EXIT_CODE% equ 0 set EXIT_CODE=1
-if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
-exit /b %EXIT_CODE%
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal