diff --git a/app/src/main/java/ui/fragments/FragmentSettings.kt b/app/src/main/java/ui/fragments/FragmentSettings.kt
index a3bee452b..dfc65a8b7 100644
--- a/app/src/main/java/ui/fragments/FragmentSettings.kt
+++ b/app/src/main/java/ui/fragments/FragmentSettings.kt
@@ -52,6 +52,8 @@ class FragmentSettings : PreferenceFragment(), OnSharedPreferenceChangeListener
         addPreferencesFromResource(R.xml.settings)
         preferenceScreen.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
 
+        updateGammaState()
+
         findPreference("pref_controls").setOnPreferenceClickListener {
             val intent = Intent(activity, ConfigureControls::class.java)
             this.startActivity(intent)
@@ -153,6 +155,7 @@ class FragmentSettings : PreferenceFragment(), OnSharedPreferenceChangeListener
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
         updatePreference(findPreference(key), key)
+        updateGammaState()
     }
 
     private fun updatePreference(preference: Preference?, key: String) {
@@ -172,4 +175,13 @@ class FragmentSettings : PreferenceFragment(), OnSharedPreferenceChangeListener
         }
     }
 
+    /**
+     * @brief Disable gamma preference if GLES1 is selected
+     */
+    private fun updateGammaState() {
+        val sharedPref = preferenceScreen.sharedPreferences
+        findPreference("pref_gamma").isEnabled =
+                sharedPref.getString("pref_graphicsLibrary_v2", "") != "gles1"
+    }
+
 }