diff --git a/src/controls/QskFlickAnimator.cpp b/src/controls/QskFlickAnimator.cpp
index 18c0b199..29311969 100644
--- a/src/controls/QskFlickAnimator.cpp
+++ b/src/controls/QskFlickAnimator.cpp
@@ -25,6 +25,7 @@ QskFlickAnimator::QskFlickAnimator()
     , m_degrees( 0.0 )
     , m_cos( 1.0 )
     , m_sin( 0.0 )
+    , m_elapsed( 0 )
 {
     setDuration( 1000 );
     setEasingCurve( QEasingCurve::OutCubic );
@@ -83,7 +84,7 @@ void QskFlickAnimator::accelerate( qreal degrees, qreal velocity )
 void QskFlickAnimator::done()
 {
     m_velocity[ 1 ] = 0.0;
-    m_elapsed = 0.0;
+    m_elapsed = 0;
 }
 
 void QskFlickAnimator::setAngle( qreal degrees )
diff --git a/src/controls/QskPanGestureRecognizer.cpp b/src/controls/QskPanGestureRecognizer.cpp
index feef964d..facc981b 100644
--- a/src/controls/QskPanGestureRecognizer.cpp
+++ b/src/controls/QskPanGestureRecognizer.cpp
@@ -125,13 +125,13 @@ namespace
         }
 
       private:
-        int m_pos;
+        int m_pos = 0;
         enum { Count = 3 };
 
         struct
         {
-            int elapsed;
-            qreal velocity;
+            int elapsed = 0;
+            qreal velocity = 0.0;
         } m_values[ Count ];
     };
 }
diff --git a/src/controls/QskScrollArea.cpp b/src/controls/QskScrollArea.cpp
index 9a9e4aae..09b93338 100644
--- a/src/controls/QskScrollArea.cpp
+++ b/src/controls/QskScrollArea.cpp
@@ -367,7 +367,7 @@ class QskScrollArea::PrivateData
         }
     }
 
-    QskScrollAreaClipItem* clipItem;
+    QskScrollAreaClipItem* clipItem = nullptr;
 
     bool isItemResizable : 1;
     bool autoScrollFocusItem : 1;
diff --git a/src/layouts/QskStackBoxAnimator.cpp b/src/layouts/QskStackBoxAnimator.cpp
index 0c65cca7..bfc16109 100644
--- a/src/layouts/QskStackBoxAnimator.cpp
+++ b/src/layouts/QskStackBoxAnimator.cpp
@@ -100,6 +100,7 @@ QskLayoutItem* QskStackBoxAnimator::layoutItemAt( int index ) const
 QskStackBoxAnimator1::QskStackBoxAnimator1( QskStackBox* parent )
     : QskStackBoxAnimator( parent )
     , m_orientation( Qt::Horizontal )
+    , m_hasClip( false )
 {
 }
 
diff --git a/src/nodes/QskTextureNode.cpp b/src/nodes/QskTextureNode.cpp
index 5051ad0d..81142dee 100644
--- a/src/nodes/QskTextureNode.cpp
+++ b/src/nodes/QskTextureNode.cpp
@@ -55,8 +55,8 @@ namespace
         void initialize() override;
 
       private:
-        int m_matrixId;
-        int m_opacityId;
+        int m_matrixId = -1;
+        int m_opacityId = -1;
 
         const bool m_isOpaque : 1;
     };