diff --git a/src/gui/guiEditBoxWithScrollbar.cpp b/src/gui/guiEditBoxWithScrollbar.cpp
index f7f93352..4a821c7b 100644
--- a/src/gui/guiEditBoxWithScrollbar.cpp
+++ b/src/gui/guiEditBoxWithScrollbar.cpp
@@ -148,7 +148,6 @@ void GUIEditBoxWithScrollBar::enableOverrideColor(bool enable)
 
 bool GUIEditBoxWithScrollBar::isOverrideColorEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return m_override_color_enabled;
 }
 
@@ -174,7 +173,6 @@ void GUIEditBoxWithScrollBar::updateAbsolutePosition()
 //! Checks if word wrap is enabled
 bool GUIEditBoxWithScrollBar::isWordWrapEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return m_word_wrap;
 }
 
@@ -189,7 +187,6 @@ void GUIEditBoxWithScrollBar::setMultiLine(bool enable)
 //! Checks if multi line editing is enabled
 bool GUIEditBoxWithScrollBar::isMultiLineEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return m_multiline;
 }
 
@@ -208,7 +205,6 @@ void GUIEditBoxWithScrollBar::setPasswordBox(bool password_box, wchar_t password
 
 bool GUIEditBoxWithScrollBar::isPasswordBox() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return m_passwordbox;
 }
 
@@ -866,7 +862,6 @@ void GUIEditBoxWithScrollBar::setAutoScroll(bool enable)
 //! \return true if automatic scrolling is enabled, false if not
 bool GUIEditBoxWithScrollBar::isAutoScrollEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return m_autoscroll;
 }
 
diff --git a/src/gui/intlGUIEditBox.cpp b/src/gui/intlGUIEditBox.cpp
index 374fcc8b..0c596d3b 100644
--- a/src/gui/intlGUIEditBox.cpp
+++ b/src/gui/intlGUIEditBox.cpp
@@ -182,7 +182,6 @@ void intlGUIEditBox::enableOverrideColor(bool enable)
 
 bool intlGUIEditBox::isOverrideColorEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return OverrideColorEnabled;
 }
 
@@ -208,7 +207,6 @@ void intlGUIEditBox::updateAbsolutePosition()
 //! Checks if word wrap is enabled
 bool intlGUIEditBox::isWordWrapEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return WordWrap;
 }
 
@@ -223,7 +221,6 @@ void intlGUIEditBox::setMultiLine(bool enable)
 //! Checks if multi line editing is enabled
 bool intlGUIEditBox::isMultiLineEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return MultiLine;
 }
 
@@ -243,7 +240,6 @@ void intlGUIEditBox::setPasswordBox(bool passwordBox, wchar_t passwordChar)
 
 bool intlGUIEditBox::isPasswordBox() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return PasswordBox;
 }
 
@@ -980,7 +976,6 @@ void intlGUIEditBox::setAutoScroll(bool enable)
 //! \return true if automatic scrolling is enabled, false if not
 bool intlGUIEditBox::isAutoScrollEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return AutoScroll;
 }
 
diff --git a/src/irrlicht_changes/static_text.cpp b/src/irrlicht_changes/static_text.cpp
index 455dbf43..ed1655e0 100644
--- a/src/irrlicht_changes/static_text.cpp
+++ b/src/irrlicht_changes/static_text.cpp
@@ -15,10 +15,6 @@
 #if USE_FREETYPE
 	#include "CGUITTFont.h"
 #endif
-#ifndef _IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX
-	// newer Irrlicht versions no longer have this
-	#define _IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX
-#endif
 
 #include "util/string.h"
 
@@ -236,7 +232,6 @@ video::SColor StaticText::getBackgroundColor() const
 //! Checks if background drawing is enabled
 bool StaticText::isDrawBackgroundEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return Background;
 }
 
@@ -251,7 +246,6 @@ void StaticText::setDrawBorder(bool draw)
 //! Checks if border drawing is enabled
 bool StaticText::isDrawBorderEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return Border;
 }
 
@@ -295,7 +289,6 @@ void StaticText::enableOverrideColor(bool enable)
 
 bool StaticText::isOverrideColorEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return OverrideColorEnabled;
 }
 
@@ -311,7 +304,6 @@ void StaticText::setWordWrap(bool enable)
 
 bool StaticText::isWordWrapEnabled() const
 {
-	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
 	return WordWrap;
 }