diff --git a/Meta/Lagom/CMakeLists.txt b/Meta/Lagom/CMakeLists.txt
index 5c36929d838..4f661acdc37 100644
--- a/Meta/Lagom/CMakeLists.txt
+++ b/Meta/Lagom/CMakeLists.txt
@@ -440,6 +440,7 @@ if (BUILD_TESTING)
         LibDiff
         LibDNS
         LibGC
+        LibJS
         LibRegex
         LibTest
         LibTextCodec
@@ -467,22 +468,6 @@ if (BUILD_TESTING)
         add_serenity_subdirectory("Tests/${dir}")
     endforeach()
 
-    # JavaScriptTestRunner + LibTest tests
-    # test-js
-    add_executable(test-js
-        ../../Tests/LibJS/test-js.cpp
-        ../../Libraries/LibTest/JavaScriptTestRunnerMain.cpp)
-    target_link_libraries(test-js AK LibCore LibFileSystem LibTest LibJS LibGC)
-    add_test(
-        NAME JS
-        COMMAND test-js --show-progress=false
-    )
-    set_tests_properties(JS PROPERTIES ENVIRONMENT LADYBIRD_SOURCE_DIR=${SERENITY_PROJECT_ROOT})
-
-    # Extra tests from Tests/LibJS
-    lagom_test(../../Tests/LibJS/test-invalid-unicode-js.cpp LIBS LibJS)
-    lagom_test(../../Tests/LibJS/test-value-js.cpp LIBS LibJS)
-
     # test-wasm
     add_executable(test-wasm
         ../../Tests/LibWasm/test-wasm.cpp
diff --git a/Tests/LibJS/CMakeLists.txt b/Tests/LibJS/CMakeLists.txt
index 82e93e6ee24..70e6ddab944 100644
--- a/Tests/LibJS/CMakeLists.txt
+++ b/Tests/LibJS/CMakeLists.txt
@@ -1,13 +1,5 @@
-serenity_testjs_test(test-js.cpp test-js LIBS LibUnicode)
+serenity_testjs_test(test-js.cpp test-js LIBS LibGC)
+set_tests_properties(test-js PROPERTIES ENVIRONMENT LADYBIRD_SOURCE_DIR=${SERENITY_PROJECT_ROOT})
 
 serenity_test(test-invalid-unicode-js.cpp LibJS LIBS LibJS LibUnicode)
-
 serenity_test(test-value-js.cpp LibJS LIBS LibJS LibUnicode)
-
-add_executable(test262-runner test262-runner.cpp)
-target_link_libraries(test262-runner PRIVATE LibJS LibCore LibUnicode)
-serenity_set_implicit_links(test262-runner)
-
-add_executable(test-test262 test-test262.cpp)
-target_link_libraries(test-test262 PRIVATE LibMain LibCore LibFileSystem)
-serenity_set_implicit_links(test-test262)