diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 29b7166..8de3181 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -14,7 +14,7 @@ jobs:
 
       strategy:
          matrix:
-            product: [ "IC-241", "IC-242", "IC-243" ]
+            product: [ "IC-241", "IC-242", "IC-243", "IC-251" ]
          max-parallel: 10
          fail-fast: false
 
@@ -25,7 +25,7 @@ jobs:
 
          -  uses: actions/setup-java@v4
             with:
-               java-version: "17"
+               java-version: "21"
                distribution: "temurin"
 
          -  name: Run tests
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 006b43c..324a7a6 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -12,7 +12,7 @@ jobs:
 
       strategy:
          matrix:
-            product: [ "IC-241", "IC-242", "IC-243" ]
+            product: [ "IC-241", "IC-242", "IC-243", "IC-251" ]
          max-parallel: 10
          fail-fast: false
 
@@ -23,7 +23,7 @@ jobs:
 
          -  uses: actions/setup-java@v4
             with:
-               java-version: "17"
+               java-version: "21"
                distribution: "temurin"
 
          -  name: Run tests
diff --git a/build.gradle.kts b/build.gradle.kts
index e8ead05..d056a33 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -27,7 +27,8 @@ data class PluginDescriptor(
    // https://github.com/JetBrains/gradle-intellij-plugin#intellij-platform-properties
    val sdkVersion: String, // the version string passed to the intellij sdk gradle plugin
    val sourceFolder: String, // used as the source root for specifics of this build
-   val useInstaller: Boolean, // required to be false for EAP builds
+   val useInstaller: Boolean,  // required to be false for EAP builds
+   val jdkTarget: JavaVersion,
 )
 
 // https://jetbrains.org/intellij/sdk/docs/basics/getting_started/build_number_ranges.html
@@ -55,6 +56,7 @@ val descriptors = listOf(
       sdkVersion = "2024.1",
       sourceFolder = "IC-241",
       useInstaller = true,
+      jdkTarget = JavaVersion.VERSION_17,
    ),
    PluginDescriptor(
       since = "242.*", // this version is 2024.2.x
@@ -62,25 +64,27 @@ val descriptors = listOf(
       sdkVersion = "2024.2.2",
       sourceFolder = "IC-242",
       useInstaller = true,
+      jdkTarget = JavaVersion.VERSION_17,
    ),
    PluginDescriptor(
       since = "243.*", // this version is 2024.3.x
-      until = "252.*",
+      until = "244.*",
       sdkVersion = "2024.3.1",
       sourceFolder = "IC-243",
       useInstaller = true,
+      jdkTarget = JavaVersion.VERSION_17,
    ),
    PluginDescriptor(
       since = "251.*", // this version is 2025.1.x
       until = "252.*",
-      sdkVersion = "251-EAP-SNAPSHOT",
+      sdkVersion = "2025.1.0",
       sourceFolder = "IC-251",
-      useInstaller = false,
+      useInstaller = true,
+      jdkTarget = JavaVersion.VERSION_21,
    ),
 )
 
-val productName = System.getenv("PRODUCT_NAME") ?: "IC-243"
-val jvmTargetVersion = System.getenv("JVM_TARGET") ?: "17"
+val productName = System.getenv("PRODUCT_NAME") ?: "IC-251"
 val descriptor = descriptors.first { it.sourceFolder == productName }
 
 val jetbrainsToken: String by project
@@ -176,9 +180,14 @@ sourceSets {
    }
 }
 
+java {
+   sourceCompatibility = JavaVersion.VERSION_21
+   targetCompatibility = JavaVersion.VERSION_21
+}
+
 kotlin {
    compilerOptions {
-      jvmToolchain(JavaLanguageVersion.of(jvmTargetVersion).asInt())
+      jvmToolchain(JavaLanguageVersion.of(21).asInt())
    }
 }
 
diff --git a/src/IC-251/kotlin/io/kotest/plugin/intellij/files.kt b/src/IC-251/kotlin/io/kotest/plugin/intellij/files.kt
index 57a9807..776a23e 100644
--- a/src/IC-251/kotlin/io/kotest/plugin/intellij/files.kt
+++ b/src/IC-251/kotlin/io/kotest/plugin/intellij/files.kt
@@ -1,30 +1,13 @@
 package io.kotest.plugin.intellij
 
-import com.intellij.execution.PsiLocation
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.psi.PsiElement
 import com.intellij.psi.search.FilenameIndex
 import com.intellij.psi.search.GlobalSearchScope
-import io.kotest.plugin.intellij.psi.elementAtLine
-import io.kotest.plugin.intellij.psi.isTestFile
-import io.kotest.plugin.intellij.psi.toPsiLocation
 import io.kotest.plugin.intellij.toolwindow.TagsFilename
-import org.jetbrains.kotlin.idea.core.util.toPsiFile
 
 fun findFiles(project: Project): List<VirtualFile> {
    return FilenameIndex
       .getVirtualFilesByName(TagsFilename, false, GlobalSearchScope.allScope(project))
       .toList()
 }
-
-fun getLocationForFile(
-   project: Project,
-   scope: GlobalSearchScope,
-   name: String,
-   lineNumber: Int
-): PsiLocation<PsiElement>? {
-   val testFile = FilenameIndex.getVirtualFilesByName(name, scope).firstOrNull { it.isTestFile(project) } ?: return null
-   // element at line is 1 indexed, so we need to add one
-   return testFile.toPsiFile(project)?.elementAtLine(lineNumber + 1)?.toPsiLocation()
-}
diff --git a/src/IC-251/kotlin/io/kotest/plugin/intellij/psi/superClasses.kt b/src/IC-251/kotlin/io/kotest/plugin/intellij/psi/superClasses.kt
index cebbe39..bc0259a 100644
--- a/src/IC-251/kotlin/io/kotest/plugin/intellij/psi/superClasses.kt
+++ b/src/IC-251/kotlin/io/kotest/plugin/intellij/psi/superClasses.kt
@@ -1,8 +1,6 @@
 package io.kotest.plugin.intellij.psi
 
 import org.jetbrains.kotlin.analysis.api.analyze
-import org.jetbrains.kotlin.analysis.api.permissions.KaAllowAnalysisOnEdt
-import org.jetbrains.kotlin.analysis.api.permissions.allowAnalysisOnEdt
 import org.jetbrains.kotlin.analysis.api.types.symbol
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.StandardClassIds
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 0c14b79..3242b41 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -1,14 +1,11 @@
 <idea-plugin>
 
    <id>kotest-plugin-intellij</id>
-   <name>Kotest</name>
+   <name>kotest</name>
 
-   <vendor email="sam@sksamuel.com" url="http://github.com/kotest">Kotest</vendor>
+   <vendor email="sam@sksamuel.com" url="https://kotest.io">Kotest</vendor>
 
-   <description><![CDATA[
-      Official IntelliJ-based IDEA plugin for <a href="https://github.com/kotest/kotest">Kotest</a>.<br/><br/>
-      This plugin requires the use of Kotest 4.2.0 or newer.
-    ]]></description>
+   <description><![CDATA[Kotest individual test support inside the IDE]]></description>
 
    <!-- correct values will be set by the build plugin -->
    <version>1.0.0</version>