diff --git a/.gitignore b/.gitignore
index 5483b69cd..a8db57826 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@ src/tools/fonts/*
 a.out
 *.json
 *.sqlite3
+*.bak
\ No newline at end of file
diff --git a/src/gui/DeveloperDialog.cxx b/src/gui/DeveloperDialog.cxx
index 1b02b1282..919fd295e 100644
--- a/src/gui/DeveloperDialog.cxx
+++ b/src/gui/DeveloperDialog.cxx
@@ -1033,7 +1033,7 @@ void DeveloperDialog::setDefaults()
       myConsole[set] = 0;
       // Randomization
       myRandomBank[set] = devSettings ? true : false;
-      myRandomizeTIA[set] = true;
+      myRandomizeTIA[set] = devSettings ? true : false;
       myRandomizeRAM[set] = true;
       myRandomizeCPU[set] = devSettings ? "SAXYP" : "AXYP";
       // Undriven TIA pins