diff --git a/src/eepp/scene/nodeattribute.cpp b/src/eepp/scene/nodeattribute.cpp
index 2557fad6c..051677b71 100644
--- a/src/eepp/scene/nodeattribute.cpp
+++ b/src/eepp/scene/nodeattribute.cpp
@@ -30,7 +30,8 @@ const std::vector<std::string>& NodeAttribute::Info::getNames() const {
 	return names;
 }
 
-NodeAttribute::NodeAttribute()
+NodeAttribute::NodeAttribute() :
+	mVolatile( false )
 {}
 
 NodeAttribute::NodeAttribute( std::string name, std::string value, bool isVolatile ) :
diff --git a/src/eepp/ui/uimenu.cpp b/src/eepp/ui/uimenu.cpp
index fe0e908c4..84d55cc69 100644
--- a/src/eepp/ui/uimenu.cpp
+++ b/src/eepp/ui/uimenu.cpp
@@ -20,7 +20,8 @@ UIMenu::UIMenu() :
 	mItemSelected( NULL ),
 	mItemSelectedIndex( eeINDEX_NOT_FOUND ),
 	mClickHide( false ),
-	mLastTickMove( 0 )
+	mLastTickMove( 0 ),
+	mOwnerNode( NULL )
 {
 	mFlags |= UI_AUTO_SIZE;
 
diff --git a/src/eepp/ui/uistyle.cpp b/src/eepp/ui/uistyle.cpp
index 00eadeccb..856d69359 100644
--- a/src/eepp/ui/uistyle.cpp
+++ b/src/eepp/ui/uistyle.cpp
@@ -13,6 +13,7 @@ UIStyle * UIStyle::New( UIWidget * widget ) {
 }
 
 UIStyle::UIStyle( UIWidget * widget ) :
+	UIState(),
 	mWidget( widget ),
 	mChangingState( false )
 {