diff --git a/src/imageformats/avif.cpp b/src/imageformats/avif.cpp
index 569b6d2..ccb4c56 100644
--- a/src/imageformats/avif.cpp
+++ b/src/imageformats/avif.cpp
@@ -811,7 +811,7 @@ bool QAVIFHandler::write(const QImage &image)
     avifImageDestroy(avif);
 
     if (res == AVIF_RESULT_OK) {
-        qint64 status = device()->write((const char *)raw.data, raw.size);
+        qint64 status = device()->write(reinterpret_cast<const char *>(raw.data), raw.size);
         avifRWDataFree(&raw);
 
         if (status > 0) {
diff --git a/src/imageformats/jxl.cpp b/src/imageformats/jxl.cpp
index dbaf45c..1832860 100644
--- a/src/imageformats/jxl.cpp
+++ b/src/imageformats/jxl.cpp
@@ -745,7 +745,7 @@ bool QJpegXLHandler::write(const QImage &image)
     compressed.resize(next_out - compressed.data());
 
     if (compressed.size() > 0) {
-        qint64 write_status = device()->write((const char *)compressed.data(), compressed.size());
+        qint64 write_status = device()->write(reinterpret_cast<const char *>(compressed.data()), compressed.size());
 
         if (write_status > 0) {
             return true;