diff --git a/.idea/misc.xml b/.idea/misc.xml
index e55b9a6b..285022f9 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,9 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="FrameworkDetectionExcludesConfiguration">
     <file type="web" url="file://$PROJECT_DIR$" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="11" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="17-openjdk" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="SuppressKotlinCodeStyleNotification">
diff --git a/.idea/resourceBundles.xml b/.idea/resourceBundles.xml
new file mode 100644
index 00000000..06924b0f
--- /dev/null
+++ b/.idea/resourceBundles.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ResourceBundleManager">
+    <file url="file://$PROJECT_DIR$/resources/messages.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_de.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_es.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_et.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_fi.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_fr.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_hu.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_it.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_ku.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_lt.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_pt_BR.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_ru.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_tr.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_zh_CN.properties" />
+    <file url="file://$PROJECT_DIR$/resources/messages_zh_TW.properties" />
+    <custom-resource-bundle>
+      <file value="file://$PROJECT_DIR$/resources/messages.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_de.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_es.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_et.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_fi.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_fr.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_gr.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_hu.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_it.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_ku.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_lt.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_pt_BR.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_ru.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_tr.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_zh_CN.properties" />
+      <file value="file://$PROJECT_DIR$/resources/messages_zh_TW.properties" />
+      <base-name>messages</base-name>
+    </custom-resource-bundle>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/runConfigurations/Main.xml b/.idea/runConfigurations/Main.xml
index 8f2ab721..89fc72ca 100644
--- a/.idea/runConfigurations/Main.xml
+++ b/.idea/runConfigurations/Main.xml
@@ -1,7 +1,5 @@
 <component name="ProjectRunConfigurationManager">
   <configuration default="false" name="Main" type="Application" factoryName="Application">
-    <option name="ALTERNATIVE_JRE_PATH" value="11" />
-    <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="true" />
     <option name="MAIN_CLASS_NAME" value="net.azib.ipscan.Main" />
     <module name="ipscan.main" />
     <option name="VM_PARAMETERS" value="-Djava.util.logging.config.file=config/logging.properties" />
@@ -9,4 +7,4 @@
       <option name="Make" enabled="true" />
     </method>
   </configuration>
-</component>
\ No newline at end of file
+</component>
diff --git a/.idea/runConfigurations/Unit_tests.xml b/.idea/runConfigurations/Unit_tests.xml
index 1b7ad51d..5bb52a48 100644
--- a/.idea/runConfigurations/Unit_tests.xml
+++ b/.idea/runConfigurations/Unit_tests.xml
@@ -4,7 +4,7 @@
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
       <option name="externalSystemIdString" value="GRADLE" />
-      <option name="scriptParameters" value="--tests *" />
+      <option name="scriptParameters" value="" />
       <option name="taskDescriptions">
         <list />
       </option>
@@ -12,11 +12,16 @@
         <list>
           <option value=":cleanTest" />
           <option value=":test" />
+          <option value="--tests" />
+          <option value="*" />
         </list>
       </option>
       <option name="vmOptions" value="" />
     </ExternalSystemSettings>
-    <GradleScriptDebugEnabled>false</GradleScriptDebugEnabled>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <RunAsTest>true</RunAsTest>
     <method v="2" />
   </configuration>
 </component>
\ No newline at end of file
diff --git a/CHANGELOG b/CHANGELOG
index 163d3b25..5b8b3cf0 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+Changes in 3.9.2 (unreleased):
+- Linux: specify Java 17 as minimum required version in .deb and .rpm packages
+
 Changes in 3.9.1:
 - Mac: fix permissions in bundled JRE, so that MAC address scanning would work #384
 - Linux startup fix if JAVA_HOME has spaces #391
diff --git a/build.gradle b/build.gradle
index f63a51dd..4646b274 100644
--- a/build.gradle
+++ b/build.gradle
@@ -29,7 +29,7 @@ String exec(def line, String dir = ".", boolean failOnError = true) {
 
 version = exec("git describe --tags", ".", false) ?: "unknown"
 
-sourceCompatibility = targetCompatibility = 11
+sourceCompatibility = targetCompatibility = 17
 
 def javaModules = ["java.base", "java.prefs", "java.logging", "jdk.crypto.ec"]
 project.ext.set("javaModules", javaModules)
@@ -65,7 +65,7 @@ configurations {
 }
 
 dependencies {
-    def swtVersion = '3.123.0'
+    def swtVersion = '3.130.0'
     linux64 "org.eclipse.platform:org.eclipse.swt.gtk.linux.x86_64:${swtVersion}"
     win64 "org.eclipse.platform:org.eclipse.swt.win32.win32.x86_64:${swtVersion}"
     macX86 "org.eclipse.platform:org.eclipse.swt.cocoa.macosx.x86_64:${swtVersion}"
diff --git a/ext/deb-bundle/DEBIAN/control b/ext/deb-bundle/DEBIAN/control
index 19f9cb60..42c1f2f5 100644
--- a/ext/deb-bundle/DEBIAN/control
+++ b/ext/deb-bundle/DEBIAN/control
@@ -4,7 +4,7 @@ Version: VERSION
 Priority: optional
 Architecture: ARCH
 Installed-Size: 1940
-Depends: java-runtime (>= 11)
+Depends: java-runtime (>= 17)
 Maintainer: Anton Keks <anton@azib.net>
 License: GPL-2
 Description: Angry IP Scanner - fast and friendly IP Scanner
diff --git a/ext/rpmbuild/SPECS/ipscan.spec b/ext/rpmbuild/SPECS/ipscan.spec
index aaf7b58d..396b6845 100644
--- a/ext/rpmbuild/SPECS/ipscan.spec
+++ b/ext/rpmbuild/SPECS/ipscan.spec
@@ -7,7 +7,7 @@ Group:              Applications/Internet
 BuildRoot: 			%{_builddir}/%{name}
 URL:                https://angryip.org/
 Packager:			Anton Keks
-Requires:			java >= 11
+Requires:			java >= 17
 
 %description
 Angry IP Scanner is a cross-platform network scanner written in Java.