diff --git a/engines/glk/POTFILES b/engines/glk/POTFILES
index 98899fc0422..7ae8591a127 100644
--- a/engines/glk/POTFILES
+++ b/engines/glk/POTFILES
@@ -1,6 +1,6 @@
-engines/glk/detection.cpp
 engines/glk/glk_api.cpp
 engines/glk/quetzal.cpp
+engines/glk/metaengine.cpp
 engines/glk/streams.cpp
 engines/glk/adrift/os_glk.cpp
 engines/glk/advsys/advsys.cpp
diff --git a/engines/glk/detection.cpp b/engines/glk/detection.cpp
index 5e1e8904695..24cea551133 100644
--- a/engines/glk/detection.cpp
+++ b/engines/glk/detection.cpp
@@ -24,7 +24,6 @@
 #include "common/memstream.h"
 #include "common/str-array.h"
 #include "common/file.h"
-#include "common/translation.h"
 #include "common/config-manager.h"
 
 #include "glk/detection.h"
@@ -231,29 +230,4 @@ void GlkMetaEngineDetection::detectClashes() const {
 #endif
 }
 
-const ExtraGuiOptions GlkMetaEngineDetection::getExtraGuiOptions(const Common::String &) const {
-	ExtraGuiOptions  options;
-#if defined(USE_TTS)
-	static const ExtraGuiOption ttsSpeakOptions = {
-		_s("Enable Text to Speech"),
-		_s("Use TTS to read the text"),
-		"speak",
-		false,
-	        0,
-		0
-	};
-	static const ExtraGuiOption ttsSpeakInputOptions = {
-		_s("Also read input text"),
-		_s("Use TTS to read the input text"),
-		"speak_input",
-		false,
-		0,
-		0
-	};
-	options.push_back(ttsSpeakOptions);
-	options.push_back(ttsSpeakInputOptions);
-#endif
-	return options;
-}
-
 REGISTER_PLUGIN_STATIC(GLK_DETECTION, PLUGIN_TYPE_ENGINE_DETECTION, GlkMetaEngineDetection);
diff --git a/engines/glk/detection.h b/engines/glk/detection.h
index c089425e2ee..50c9728f1ea 100644
--- a/engines/glk/detection.h
+++ b/engines/glk/detection.h
@@ -67,11 +67,6 @@ public:
 	 * Calls each sub-engine in turn to ensure no game Id accidentally shares the same Id
 	 */
 	void detectClashes() const;
-
-	/**
-	 * Return a list of extra GUI options for the specified target.
-	 */
-	const ExtraGuiOptions getExtraGuiOptions(const Common::String &target) const override;
 };
 
 namespace Glk {
diff --git a/engines/glk/metaengine.cpp b/engines/glk/metaengine.cpp
index ac92410a2ae..13693dcbfe5 100644
--- a/engines/glk/metaengine.cpp
+++ b/engines/glk/metaengine.cpp
@@ -65,6 +65,7 @@
 #include "common/savefile.h"
 #include "common/str-array.h"
 #include "common/system.h"
+#include "common/translation.h"
 #include "graphics/surface.h"
 #include "common/config-manager.h"
 #include "common/file.h"
@@ -82,6 +83,8 @@ public:
 	bool hasFeature(MetaEngineFeature f) const override;
 	Common::Error createInstance(OSystem *syst, Engine **engine) override;
 
+	const ExtraGuiOptions getExtraGuiOptions(const Common::String &target) const override;
+
 	SaveStateList listSaves(const char *target) const override;
 	int getMaximumSaveSlot() const override;
 	void removeSaveState(const char *target, int slot) const override;
@@ -233,6 +236,31 @@ Common::Error GlkMetaEngine::createInstance(OSystem *syst, Engine **engine) {
 	return *engine ? Common::kNoError : Common::kUserCanceled;
 }
 
+const ExtraGuiOptions GlkMetaEngine::getExtraGuiOptions(const Common::String &) const {
+	ExtraGuiOptions  options;
+#if defined(USE_TTS)
+	static const ExtraGuiOption ttsSpeakOptions = {
+		_s("Enable Text to Speech"),
+		_s("Use TTS to read the text"),
+		"speak",
+		false,
+	        0,
+		0
+	};
+	static const ExtraGuiOption ttsSpeakInputOptions = {
+		_s("Also read input text"),
+		_s("Use TTS to read the input text"),
+		"speak_input",
+		false,
+		0,
+		0
+	};
+	options.push_back(ttsSpeakOptions);
+	options.push_back(ttsSpeakInputOptions);
+#endif
+	return options;
+}
+
 SaveStateList GlkMetaEngine::listSaves(const char *target) const {
 	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
 	Common::StringArray filenames;