diff --git a/java/execution/impl/src/com/intellij/execution/junit/JUnitUtil.java b/java/execution/impl/src/com/intellij/execution/junit/JUnitUtil.java
index 8fbc9e27ad97..9c382b68df84 100644
--- a/java/execution/impl/src/com/intellij/execution/junit/JUnitUtil.java
+++ b/java/execution/impl/src/com/intellij/execution/junit/JUnitUtil.java
@@ -376,6 +376,7 @@ public final class JUnitUtil {
           ProgressManager.checkCanceled();
           if (!method.hasModifierProperty(PsiModifier.PRIVATE) &&
               !method.hasModifierProperty(PsiModifier.STATIC) &&
+              !method.hasModifierProperty(PsiModifier.ABSTRACT) &&
               MetaAnnotationUtil.isMetaAnnotated(method, CUSTOM_TESTABLE_ANNOTATION_LIST)) {
             hasAnnotation = true;
             break;
diff --git a/plugins/junit5_rt_tests/test/com/intellij/junit5/JUnit5AcceptanceTest.java b/plugins/junit5_rt_tests/test/com/intellij/junit5/JUnit5AcceptanceTest.java
index 60d24abee832..f9dc0e1ed785 100644
--- a/plugins/junit5_rt_tests/test/com/intellij/junit5/JUnit5AcceptanceTest.java
+++ b/plugins/junit5_rt_tests/test/com/intellij/junit5/JUnit5AcceptanceTest.java
@@ -1,4 +1,4 @@
-// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2026 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package com.intellij.junit5;
 
 import com.intellij.codeInsight.TestFrameworks;
@@ -54,6 +54,29 @@ public class JUnit5AcceptanceTest extends JUnit5CodeInsightTest {
     assertTrue(JUnitUtil.isTestMethod(MethodLocation.elementInClass(innerClass.getMethods()[0], innerClass)));
   }
 
+  @Test
+  void rejectAbstractMethods() {
+    PsiClass aClass = myFixture.addClass("""
+                          import org.junit.jupiter.api.*;
+                          /** @noinspection ALL*/
+                          abstract class MyTest {
+                            @Test abstract void method();
+                          }
+                          """);
+    assertFalse(TestFrameworks.getInstance().isTestClass(aClass));
+    assertFalse(TestFrameworks.getInstance().isTestMethod(aClass.getMethods()[0]));
+
+    PsiClass iClass = myFixture.addClass("""
+                          import org.junit.jupiter.api.*;
+                          /** @noinspection ALL*/
+                          abstract class InheritedTest extends MyTest {
+                            @Override void method();
+                          }
+                          """);
+    assertFalse(TestFrameworks.getInstance().isTestClass(iClass));
+    assertFalse(TestFrameworks.getInstance().isTestMethod(iClass.getMethods()[0]));
+  }
+
   @Test
   void rejectStaticMethods() {
     PsiClass aClass =