diff --git a/update_dependencies.xml b/update_dependencies.xml
index 6885856a976..99ddea90440 100644
--- a/update_dependencies.xml
+++ b/update_dependencies.xml
@@ -1,7 +1,8 @@
-<project name="Update Dependencies" default="update" xmlns:if="ant:if" xmlns:unless="ant:unless">
+<project name="Update Dependencies" default="update_teamcity" xmlns:if="ant:if" xmlns:unless="ant:unless">
 
     <property name="automerge_dummy" value="This property is used to trick git merge. Do not delete empty lines around."/>
-    <property name="ideaVersion" value="143.1015.7"/>
+    <property name="ideaVersion" value="143.1945"/>
+    <property name="idea.kotlin.branch" value="rr/stdlib/packages"/>
 
 
     <property name="kotlin.bootstrap.branch" value=""/>
@@ -57,6 +58,12 @@
             idea.maven.version="${ideaVersion}"/>
     </target>
 
+    <target name="update_teamcity" depends="fetch-third-party,fetch-annotations">
+        <execute_update_with_idea_teamcity_artifacts
+            teamcity.server.url="https://teamcity.jetbrains.com"
+            build.locator.request="buildType:bt410,status:SUCCESS,branch:idea/${ideaVersion}-${idea.kotlin.branch}"/>
+    </target>
+
     <target name="jb_update" depends="fetch-third-party,fetch-annotations" description="Update dependencies for JB local network">
         <execute_update_with_idea_maven_artifacts
             base.url="http://jetbrains-com-mirror.labs.intellij.net/intellij-repository/releases/com/jetbrains/intellij/idea"
@@ -399,12 +406,14 @@
                 <arg value="${basedir}/dependencies/bootstrap-compiler/Kotlin/kotlinc/lib/kotlin-runtime.jar"/>
             </exec>
 
-            <local name="markdown.need.recompile"/>
+            <local name="markdown.need.recompile" />
             <condition property="markdown.need.recompile">
                 <not>
                     <equals arg1="${markdown.abi.incompatible}" arg2="0"/>
                 </not>
             </condition>
+            <!-- remove after RC ABI version incremented -->
+            <property name="markdown.need.recompile" value="true" />
 
             <sequential if:set="markdown.need.recompile">
                 <echo message="Recompiling intellij-markdown manually"/>
@@ -496,6 +505,39 @@
         </sequential>
     </macrodef>
 
+    <macrodef name="execute_update_with_idea_teamcity_artifacts">
+        <attribute name="teamcity.server.url"/>
+        <attribute name="build.locator.request"/>
+
+        <sequential>
+            <loadresource property="execute.build.id">
+                <url url="@{teamcity.server.url}/guestAuth/app/rest/builds/?locator=@{build.locator.request},count:1"/>
+                <filterchain>
+                    <tokenfilter>
+                        <filetokenizer/>
+                        <replaceregex pattern="^(.*)\sid=&quot;(\d+)&quot;(.*)$" replace="\2" flags="s"/>
+                    </tokenfilter>
+                </filterchain>
+            </loadresource>
+
+            <local name="idea.already.downloaded"/>
+            <condition property="idea.already.downloaded">
+                <equals arg1="${dependencies.info.prev.idea.build.id}" arg2="${execute.build.id}"/>
+            </condition>
+
+            <echo message="IDEA build id: ${execute.build.id}. Already downloaded." if:set="idea.already.downloaded"/>
+
+            <sequential unless:set="idea.already.downloaded">
+                <echo message="IDEA build id: ${execute.build.id}, previous build id: ${dependencies.info.prev.idea.build.id}"/>
+                <download_and_update_idea_teamcity base.url="@{teamcity.server.url}/guestAuth/app/rest/builds/id:${execute.build.id}"/>
+
+                <propertyfile file="${dependencies.info.file}">
+                    <entry key="idea.build.id" value="${execute.build.id}"/>
+                </propertyfile>
+            </sequential>
+        </sequential>
+    </macrodef>
+
     <macrodef name="download_teamcity_artifact">
         <attribute name="teamcity.server.url"/>
         <attribute name="build.locator.request"/>
@@ -718,6 +760,73 @@
         </sequential>
     </macrodef>
 
+    <macrodef name="download_and_update_idea_teamcity">
+        <attribute name="base.url"/>
+
+        <sequential>
+            <loadresource property="idea.build.number">
+                <url url="@{base.url}/artifacts/children"/>
+                <filterchain>
+                    <tokenfilter>
+                        <filetokenizer/>
+
+                        <replaceregex pattern="^(.*)ideaIC-([\w\.]+)\.win\.zip(.*)$" replace="\2" flags="s"/>
+                    </tokenfilter>
+                </filterchain>
+            </loadresource>
+
+            <property name="idea.archive.name" value="ideaIC-${idea.build.number}.zip"/>
+
+            <echo message="IDEA build number: ${idea.build.number}"/>
+            <echo message="IDEA archive file: ${idea.archive.name}"/>
+
+            <property name="content.base.url" value="@{base.url}/artifacts/content"/>
+            <property name="idea.download.dir" value="dependencies/idea" />
+            <property name="jps.extracted.dir" value="${idea.download.dir}/standalone-jps"/>
+            <property name="core.dir" value="${idea.download.dir}/core"/>
+
+            <sequential if:true="${idea.sdk.fetch.needed}">
+                <delete dir="${idea.download.dir}"/>
+                <mkdir dir="${idea.download.dir}"/>
+
+                <get src="${content.base.url}/jps/standalone-jps-IC-${idea.build.number}.zip"
+                     dest="${idea.download.dir}/standalone-jps.zip"/>
+                <unzip src="${idea.download.dir}/standalone-jps.zip"
+                       dest="${jps.extracted.dir}"/>
+
+                <delete file="${idea.download.dir}/${idea.archive.name}" failonerror="false"/>
+                <get src="${content.base.url}/${idea.archive.name}"
+                     dest="${idea.download.dir}/${idea.archive.name}"/>
+
+                <get src="${content.base.url}/jps/jps-build-test-IC-${idea.build.number}.jar"
+                     dest="${idea.download.dir}/jps-build-test.jar"
+                     usetimestamp="true"/>
+
+                <mkdir dir="${core.dir}"/>
+                <get src="${content.base.url}/core/intellij-core.jar" dest="${core.dir}/intellij-core.jar"/>
+                <get src="${content.base.url}/core/annotations.jar" dest="${core.dir}/annotations.jar"/>
+                <get src="${content.base.url}/core/guava-17.0.jar" dest="${core.dir}/guava-17.0.jar"/>
+                <get src="${content.base.url}/core/picocontainer.jar" dest="${core.dir}/picocontainer.jar"/>
+                <get src="${content.base.url}/core/trove4j.jar" dest="${core.dir}/trove4j.jar"/>
+
+                <get src="${content.base.url}/core/intellij-core-analysis.jar" dest="${core.dir}/intellij-core-analysis.jar"/>
+
+                <delete file="${idea.download.dir}/idea-sdk-sources.jar" failonerror="false"/>
+                <get src="${content.base.url}/sources.zip" dest="${idea.download.dir}/idea-sdk-sources.jar"/>
+            </sequential>
+
+            <configure_idea_sdk_dir
+                idea.dir="${idea.dir}"
+                idea.sdk.fetch.needed="${idea.sdk.fetch.needed}"
+
+                download.dir.intellij-core="${core.dir}"
+                download.dir.jps-standalone="${jps.extracted.dir}"
+                download.file.archive.idea="${idea.download.dir}/${idea.archive.name}"
+                download.file.archive.sources="${idea.download.dir}/idea-sdk-sources.jar"
+                download.file.archive.jps-build-test="${idea.download.dir}/jps-build-test.jar"/>
+        </sequential>
+    </macrodef>
+
     <macrodef name="download_and_unzip">
         <attribute name="url"/>
         <attribute name="dir"/>