diff --git a/katapult/common/actionregistry.h b/katapult/common/actionregistry.h
index 6cf1fa3..db9e6e6 100644
--- a/katapult/common/actionregistry.h
+++ b/katapult/common/actionregistry.h
@@ -20,7 +20,12 @@
 #ifndef ACTIONREGISTRY_H
 #define ACTIONREGISTRY_H
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
 #include <tqptrlist.h>
+#include <kdemacros.h>
 
 class KatapultItem;
 class KatapultAction;
@@ -28,7 +33,7 @@ class KatapultAction;
 /**
 @author Joe Ferris
 */
-class ActionRegistry{
+class KDE_EXPORT ActionRegistry{
 public:
 	~ActionRegistry();
 	
diff --git a/katapult/common/cachedcatalog.h b/katapult/common/cachedcatalog.h
index e02e578..291b0d3 100644
--- a/katapult/common/cachedcatalog.h
+++ b/katapult/common/cachedcatalog.h
@@ -30,7 +30,7 @@ class KatapultItem;
 /**
 @author Joe Ferris
 */
-class CachedCatalog : public KatapultCatalog
+class KDE_EXPORT CachedCatalog : public KatapultCatalog
 {
 	Q_OBJECT
   
diff --git a/katapult/common/imagedisplay.h b/katapult/common/imagedisplay.h
index a9de837..aa99895 100644
--- a/katapult/common/imagedisplay.h
+++ b/katapult/common/imagedisplay.h
@@ -33,7 +33,7 @@ class TQFont;
 /**
 @author Joe Ferris, Bastian Holst
 */
-class ImageDisplay : public KatapultDisplay
+class KDE_EXPORT ImageDisplay : public KatapultDisplay
 {
 	Q_OBJECT
   
diff --git a/katapult/common/katapultaction.h b/katapult/common/katapultaction.h
index 7949a77..fd198a8 100644
--- a/katapult/common/katapultaction.h
+++ b/katapult/common/katapultaction.h
@@ -20,8 +20,13 @@
 #ifndef KATAPULTACTION_H
 #define KATAPULTACTION_H
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
 #include <tqstring.h>
 #include <tqptrlist.h>
+#include <kdemacros.h>
 
 class TQPixmap;
 class KatapultItem;
@@ -29,7 +34,7 @@ class KatapultItem;
 /**
 @author Joe Ferris
 */
-class KatapultAction {
+class KDE_EXPORT KatapultAction {
 
 public:
 	virtual ~KatapultAction();
diff --git a/katapult/common/katapultcatalog.h b/katapult/common/katapultcatalog.h
index 3ffef8d..2f717d3 100644
--- a/katapult/common/katapultcatalog.h
+++ b/katapult/common/katapultcatalog.h
@@ -32,7 +32,7 @@ class TDEConfigBase;
 /**
 @author Joe Ferris
 */
-class KatapultCatalog : public TQObject {
+class KDE_EXPORT KatapultCatalog : public TQObject {
 	Q_OBJECT
   
 
diff --git a/katapult/common/katapultdisplay.h b/katapult/common/katapultdisplay.h
index 4757d3e..320f393 100644
--- a/katapult/common/katapultdisplay.h
+++ b/katapult/common/katapultdisplay.h
@@ -33,7 +33,7 @@ class TDEConfigBase;
 /**
 @author Joe Ferris
 */
-class KatapultDisplay : public TQWidget
+class KDE_EXPORT KatapultDisplay : public TQWidget
 {
 	Q_OBJECT
   
diff --git a/katapult/common/katapultitem.h b/katapult/common/katapultitem.h
index aab98f8..1720d6c 100644
--- a/katapult/common/katapultitem.h
+++ b/katapult/common/katapultitem.h
@@ -30,7 +30,7 @@ class TQString;
 /**
 @author Joe Ferris
 */
-class KatapultItem : public TQObject {
+class KDE_EXPORT KatapultItem : public TQObject {
 	Q_OBJECT
   
 public:
diff --git a/katapult/common/match.h b/katapult/common/match.h
index 818158b..fa0eccb 100644
--- a/katapult/common/match.h
+++ b/katapult/common/match.h
@@ -20,12 +20,18 @@
 #ifndef MATCH_H
 #define MATCH_H
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <kdemacros.h>
+
 class KatapultItem;
 
 /**
 @author Joe Ferris
 */
-class Match  {
+class KDE_EXPORT Match  {
 public:
 	Match();
 	Match(const KatapultItem *, int, unsigned int);