diff --git a/src/common/DevSettingsHandler.hxx b/src/common/DevSettingsHandler.hxx
index e75308cc5..16091f225 100644
--- a/src/common/DevSettingsHandler.hxx
+++ b/src/common/DevSettingsHandler.hxx
@@ -69,19 +69,19 @@ class DevSettingsHandler
     std::array<bool, numSets>   myThumbException{};
     std::array<int, numSets>    myArmSpeed{};
     // TIA sets
-    std::array<string, numSets> myTIAType;
-    std::array<bool, numSets>   myPlInvPhase;
-    std::array<bool, numSets>   myMsInvPhase;
-    std::array<bool, numSets>   myBlInvPhase;
-    std::array<bool, numSets>   myPlLateHMove;
-    std::array<bool, numSets>   myMsLateHMove;
-    std::array<bool, numSets>   myBlLateHMove;
-    std::array<bool, numSets>   myPFBits;
-    std::array<bool, numSets>   myPFColor;
-    std::array<bool, numSets>   myPFScore;
-    std::array<bool, numSets>   myBKColor;
-    std::array<bool, numSets>   myPlSwap;
-    std::array<bool, numSets>   myBlSwap;
+    std::array<string, numSets> myTIAType{};
+    std::array<bool, numSets>   myPlInvPhase{};
+    std::array<bool, numSets>   myMsInvPhase{};
+    std::array<bool, numSets>   myBlInvPhase{};
+    std::array<bool, numSets>   myPlLateHMove{};
+    std::array<bool, numSets>   myMsLateHMove{};
+    std::array<bool, numSets>   myBlLateHMove{};
+    std::array<bool, numSets>   myPFBits{};
+    std::array<bool, numSets>   myPFColor{};
+    std::array<bool, numSets>   myPFScore{};
+    std::array<bool, numSets>   myBKColor{};
+    std::array<bool, numSets>   myPlSwap{};
+    std::array<bool, numSets>   myBlSwap{};
     // States sets
     std::array<bool, numSets>   myTimeMachine{};
     std::array<int, numSets>    myStateSize{};