diff --git a/src/imageformats/chunks.cpp b/src/imageformats/chunks.cpp
index 1c14cfe..a40bfba 100644
--- a/src/imageformats/chunks.cpp
+++ b/src/imageformats/chunks.cpp
@@ -11,9 +11,12 @@
 #include <QBuffer>
 #include <QColor>
 #include <QDebug>
-#include <QLoggingCategory>
 
-Q_DECLARE_LOGGING_CATEGORY(LOG_IFFPLUGIN)
+#ifdef QT_DEBUG
+Q_LOGGING_CATEGORY(LOG_IFFPLUGIN, "kf.imageformats.plugins.iff", QtDebugMsg)
+#else
+Q_LOGGING_CATEGORY(LOG_IFFPLUGIN, "kf.imageformats.plugins.iff", QtWarningMsg)
+#endif
 
 #define RECURSION_PROTECTION 10
 
diff --git a/src/imageformats/chunks_p.h b/src/imageformats/chunks_p.h
index 9805c5a..f8cb533 100644
--- a/src/imageformats/chunks_p.h
+++ b/src/imageformats/chunks_p.h
@@ -19,12 +19,15 @@
 #include <QDateTime>
 #include <QImage>
 #include <QIODevice>
+#include <QLoggingCategory>
 #include <QPoint>
 #include <QSize>
 #include <QSharedPointer>
 
 #include "microexif_p.h"
 
+Q_DECLARE_LOGGING_CATEGORY(LOG_IFFPLUGIN)
+
 // Main chunks (Standard)
 #define CAT__CHUNK QByteArray("CAT ")
 #define FILL_CHUNK QByteArray("    ")
diff --git a/src/imageformats/iff.cpp b/src/imageformats/iff.cpp
index 00772df..2eb8de0 100644
--- a/src/imageformats/iff.cpp
+++ b/src/imageformats/iff.cpp
@@ -11,15 +11,8 @@
 
 #include <QIODevice>
 #include <QImage>
-#include <QLoggingCategory>
 #include <QPainter>
 
-#ifdef QT_DEBUG
-Q_LOGGING_CATEGORY(LOG_IFFPLUGIN, "kf.imageformats.plugins.iff", QtDebugMsg)
-#else
-Q_LOGGING_CATEGORY(LOG_IFFPLUGIN, "kf.imageformats.plugins.iff", QtWarningMsg)
-#endif
-
 class IFFHandlerPrivate
 {
 public:
diff --git a/src/imageformats/sct.cpp b/src/imageformats/sct.cpp
index 8405731..8f70be5 100644
--- a/src/imageformats/sct.cpp
+++ b/src/imageformats/sct.cpp
@@ -17,8 +17,7 @@
 #include <QImage>
 #include <QLoggingCategory>
 
-Q_DECLARE_LOGGING_CATEGORY(LOG_IFFPLUGIN)
-Q_LOGGING_CATEGORY(LOG_IFFPLUGIN, "kf.imageformats.plugins.scitex", QtWarningMsg)
+Q_LOGGING_CATEGORY(LOG_SCTPLUGIN, "kf.imageformats.plugins.scitex", QtWarningMsg)
 
 #define CTRLBLOCK_SIZE 256
 #define PRMSBLOCK_SIZE_CT 256