diff --git a/README.md b/README.md
index 0341465..2652500 100644
--- a/README.md
+++ b/README.md
@@ -66,4 +66,4 @@ The input source may be selected. Some of the selections will not be
 available, depending on the device. The fill option selects spectrum
 trace fill. The hold option selects spectrum trace hold. The screen
 option will stop the screen turning off. The theme option selects the
-dark theme. The about item shows the version and copyright.
+app theme. The about item shows the version and copyright.
diff --git a/build.gradle b/build.gradle
index caa161d..ad87636 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,8 +30,8 @@ android {
         applicationId "org.billthefarmer.scope"
         minSdkVersion 14
         targetSdkVersion 28
-        versionCode 134
-        versionName "1.34"
+        versionCode 135
+        versionName "1.35"
         buildConfigField "long", "BUILT", System.currentTimeMillis() + "L"
     }
 
diff --git a/fastlane/metadata/android/en-GB/changelog/135.txt b/fastlane/metadata/android/en-GB/changelog/135.txt
new file mode 100644
index 0000000..c9c843f
--- /dev/null
+++ b/fastlane/metadata/android/en-GB/changelog/135.txt
@@ -0,0 +1 @@
+ * Add system theme
diff --git a/src/main/res/raw/help.html b/src/main/res/raw/help.html
index 4e26a46..210c0c4 100644
--- a/src/main/res/raw/help.html
+++ b/src/main/res/raw/help.html
@@ -58,5 +58,5 @@ <h3>Settings</h3>
 be available, depending on the device. The fill option selects
 spectrum trace fill. The hold option selects spectrum trace hold. The
 screen option will stop the screen turning off. The theme option
-selects the dark theme. The about item shows the version and
+selects the app theme. The about item shows the version and
 copyright.</p>