diff --git a/lib/document/loadingdocumentimpl.cpp b/lib/document/loadingdocumentimpl.cpp
--- a/lib/document/loadingdocumentimpl.cpp
+++ b/lib/document/loadingdocumentimpl.cpp
@@ -79,8 +79,6 @@
 #define LOG(x) ;
 #endif
 
-const int MIN_PREV_SIZE = 1000;
-
 const int HEADER_SIZE = 256;
 
 struct LoadingDocumentImplPrivate
@@ -212,10 +210,9 @@
             // KDcraw functionality cloned locally (temp. solution)
             bool ret = KDcrawIface::KDcraw::loadEmbeddedPreview(previewData, buffer);
 
-            QImage originalImage;
-            if (!ret || !originalImage.loadFromData(previewData) || qMin(originalImage.width(), originalImage.height()) < MIN_PREV_SIZE) {
-                // if the embedded preview loading failed or gets just a small image, load
-                // half preview instead. That's slower but it works even for images containing
+            if (!ret) {
+                // if the embedded preview loading failed, load half preview instead.
+                // That's slower but it works even for images containing
                 // small (160x120px) or none embedded preview.
                 if (!KDcrawIface::KDcraw::loadHalfPreview(previewData, buffer)) {
                     qWarning() << "unable to get half preview for " << q->document()->url().fileName();