diff --git a/src/plugins/ios/iosdevice.h b/src/plugins/ios/iosdevice.h
index e0b7b4024bd..32cf756fad2 100644
--- a/src/plugins/ios/iosdevice.h
+++ b/src/plugins/ios/iosdevice.h
@@ -78,7 +78,7 @@ protected:
     IosDevice();
     IosDevice(const IosDevice &other);
     Dict m_extraInfo;
-    bool m_ignoreDevice;
+    bool m_ignoreDevice = false;
     mutable quint16 m_lastPort;
 };
 
diff --git a/src/plugins/ios/iostoolhandler.cpp b/src/plugins/ios/iostoolhandler.cpp
index 1e85d8fcbd4..905c8de9556 100644
--- a/src/plugins/ios/iostoolhandler.cpp
+++ b/src/plugins/ios/iostoolhandler.cpp
@@ -153,7 +153,7 @@ struct ParserState {
     QString key;
     QString value;
     QMap<QString,QString> info;
-    int progress, maxProgress;
+    int progress = 0, maxProgress = 0;
     int gdbPort, qmlPort;
     bool collectChars() {
         switch (kind) {
@@ -215,7 +215,7 @@ protected:
     IosToolHandler *q;
     QString m_deviceId;
     QString m_bundlePath;
-    IosToolHandler::RunKind m_runKind;
+    IosToolHandler::RunKind m_runKind = IosToolHandler::NormalRun;
     IosDeviceType m_devType;
 };