diff --git a/action_basics/build.gradle b/action_basics/build.gradle
index 2fa900dbc..cae6496e9 100644
--- a/action_basics/build.gradle
+++ b/action_basics/build.gradle
@@ -1,14 +1,14 @@
-// Copyright 2000-2020 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2021 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
 version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -16,7 +16,7 @@ repositories {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
 }
 
 buildSearchableOptions {
@@ -25,6 +25,6 @@ buildSearchableOptions {
 
 patchPluginXml {
   version = project.version
-  sinceBuild = '202'
-  untilBuild = '203.*'
+  sinceBuild = '203'
+  untilBuild = '212.*'
 }
diff --git a/comparing_references_inspection/build.gradle b/comparing_references_inspection/build.gradle
index 93bc0d4a7..7ab42073b 100644
--- a/comparing_references_inspection/build.gradle
+++ b/comparing_references_inspection/build.gradle
@@ -2,13 +2,13 @@
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
 version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -26,7 +26,7 @@ test {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
   plugins = ['com.intellij.java']
 }
 
@@ -36,6 +36,6 @@ buildSearchableOptions {
 
 patchPluginXml {
   version = project.version
-  sinceBuild = '202'
-  untilBuild = '203.*'
-}
+  sinceBuild = '203'
+  untilBuild = '212.*'
+}
\ No newline at end of file
diff --git a/conditional_operator_intention/build.gradle b/conditional_operator_intention/build.gradle
index 93bc0d4a7..7ab42073b 100644
--- a/conditional_operator_intention/build.gradle
+++ b/conditional_operator_intention/build.gradle
@@ -2,13 +2,13 @@
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
 version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -26,7 +26,7 @@ test {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
   plugins = ['com.intellij.java']
 }
 
@@ -36,6 +36,6 @@ buildSearchableOptions {
 
 patchPluginXml {
   version = project.version
-  sinceBuild = '202'
-  untilBuild = '203.*'
-}
+  sinceBuild = '203'
+  untilBuild = '212.*'
+}
\ No newline at end of file
diff --git a/editor_basics/build.gradle b/editor_basics/build.gradle
index 2fa900dbc..cae6496e9 100644
--- a/editor_basics/build.gradle
+++ b/editor_basics/build.gradle
@@ -1,14 +1,14 @@
-// Copyright 2000-2020 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2021 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
 version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -16,7 +16,7 @@ repositories {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
 }
 
 buildSearchableOptions {
@@ -25,6 +25,6 @@ buildSearchableOptions {
 
 patchPluginXml {
   version = project.version
-  sinceBuild = '202'
-  untilBuild = '203.*'
+  sinceBuild = '203'
+  untilBuild = '212.*'
 }
diff --git a/facet_basics/build.gradle b/facet_basics/build.gradle
index f6f131aa5..cae6496e9 100644
--- a/facet_basics/build.gradle
+++ b/facet_basics/build.gradle
@@ -1,14 +1,14 @@
-// Copyright 2000-2020 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+// Copyright 2000-2021 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
-version '2.1.0'
+version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -16,7 +16,7 @@ repositories {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
 }
 
 buildSearchableOptions {
@@ -25,6 +25,6 @@ buildSearchableOptions {
 
 patchPluginXml {
   version = project.version
-  sinceBuild = '202'
-  untilBuild = '203.*'
+  sinceBuild = '203'
+  untilBuild = '212.*'
 }
diff --git a/framework_basics/build.gradle b/framework_basics/build.gradle
index fb718b1f8..8e0b6f6c1 100644
--- a/framework_basics/build.gradle
+++ b/framework_basics/build.gradle
@@ -2,13 +2,13 @@
 
 plugins {
   id 'java'
-  id 'org.jetbrains.intellij' version '1.1.2'
+  id 'org.jetbrains.intellij' version '1.1.4'
 }
 
 group 'org.intellij.sdk'
 version '2.0.0'
 
-sourceCompatibility = 1.8
+sourceCompatibility = 11
 
 repositories {
   mavenCentral()
@@ -16,7 +16,7 @@ repositories {
 
 // See https://github.com/JetBrains/gradle-intellij-plugin/
 intellij {
-  version = '2020.2.4'
+  version = '2020.3.4'
   plugins = ['com.intellij.java']
 }