diff --git a/Ladybird/WebContent/CMakeLists.txt b/Ladybird/WebContent/CMakeLists.txt
index 141bc730da..0dc014c3a1 100644
--- a/Ladybird/WebContent/CMakeLists.txt
+++ b/Ladybird/WebContent/CMakeLists.txt
@@ -5,6 +5,7 @@ set(WEBCONTENT_SOURCES
     ${WEBCONTENT_SOURCE_DIR}/ConsoleGlobalObject.cpp
     ${WEBCONTENT_SOURCE_DIR}/PageHost.cpp
     ${WEBCONTENT_SOURCE_DIR}/WebContentConsoleClient.cpp
+    ${WEBCONTENT_SOURCE_DIR}/WebDriverConnection.cpp
     ../EventLoopPluginQt.cpp
     ../FontPluginQt.cpp
     ../ImageCodecPluginLadybird.cpp