diff --git a/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.jar b/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.jar
index 249e583..ccebba7 100644
Binary files a/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.jar and b/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.properties b/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.properties
index da1db5f..d710477 100644
--- a/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.properties
+++ b/mps-cli-gradle-plugin/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,8 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionSha256Sum=8d97a97984f6cbd2b85fe4c60a743440a347544bf18818048e611f5288d46c94
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.12.1-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/mps-cli-gradle-plugin/gradlew b/mps-cli-gradle-plugin/gradlew
index a69d9cb..79a61d4 100755
--- a/mps-cli-gradle-plugin/gradlew
+++ b/mps-cli-gradle-plugin/gradlew
@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/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/.
@@ -80,10 +80,10 @@ do
     esac
 done
 
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-APP_NAME="Gradle"
+# This is normally unused
+# shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
 # 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"'
@@ -143,12 +143,16 @@ fi
 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
diff --git a/mps-cli-gradle-plugin/gradlew.bat b/mps-cli-gradle-plugin/gradlew.bat
index f127cfd..93e3f59 100644
--- a/mps-cli-gradle-plugin/gradlew.bat
+++ b/mps-cli-gradle-plugin/gradlew.bat
@@ -26,6 +26,7 @@ if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
 if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
diff --git a/mps-cli-gradle-plugin/plugin/build.gradle b/mps-cli-gradle-plugin/plugin/build.gradle
index a915a43..94a4370 100644
--- a/mps-cli-gradle-plugin/plugin/build.gradle
+++ b/mps-cli-gradle-plugin/plugin/build.gradle
@@ -22,8 +22,10 @@ plugins {
 ext.major = '0'
 ext.minor = '17'
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+java {
+    sourceCompatibility = 1.8
+    targetCompatibility = 1.8
+}
 
 repositories {
     mavenLocal()
diff --git a/mps-cli-gradle-plugin/plugin/src/functionalTest/groovy/org/mps_cli/gradle/plugin/LanguagesInformationExtractionTest.groovy b/mps-cli-gradle-plugin/plugin/src/functionalTest/groovy/org/mps_cli/gradle/plugin/LanguagesInformationExtractionTest.groovy
index 8b47f2c..a33e7c4 100644
--- a/mps-cli-gradle-plugin/plugin/src/functionalTest/groovy/org/mps_cli/gradle/plugin/LanguagesInformationExtractionTest.groovy
+++ b/mps-cli-gradle-plugin/plugin/src/functionalTest/groovy/org/mps_cli/gradle/plugin/LanguagesInformationExtractionTest.groovy
@@ -3,8 +3,6 @@
  */
 package org.mps_cli.gradle.plugin
 
-import org.gradle.internal.impldep.org.glassfish.jaxb.runtime.v2.runtime.property.StructureLoaderBuilder
-
 class LanguagesInformationExtractionTest extends TestBase {
 
     def "languages information extraction test"() {