Android studio won't let me build on SDK version lower than 25

I noticed this and commented here on this thread - not sure if it was picked up though:

This seems to have broken the default Min SDK Version of 10 - added in 16.

/Users/lee/Development/cpp/JUCE/Projects/MIDISynth-Circuit/Builds/Android/app/src/main/java/com/sigabort/midisynthcircuit/MIDISynthCircuit.java
Error:(109, 85) error: cannot find symbol variable READ_EXTERNAL_STORAGE
Error:Execution failed for task ‘:app:compileDebug_DebugJavaWithJavac’.

Compilation failed; see the compiler error output for details.