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-rw-r--r--src/gui/image/qpnghandler.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/image/qpnghandler.cpp b/src/gui/image/qpnghandler.cpp
index 1d19c165fc..9506a95506 100644
--- a/src/gui/image/qpnghandler.cpp
+++ b/src/gui/image/qpnghandler.cpp
@@ -830,7 +830,7 @@ bool QPNGImageWriter::writeImage(const QImage& image, volatile int quality_in, c
int color_type = 0;
- if (image.colorCount()) {
+ if (image.format() <= QImage::Format_Indexed8) {
if (image.isGrayscale())
color_type = PNG_COLOR_TYPE_GRAY;
else