diff --git a/sddm-theme/theme.conf.cmake b/sddm-theme/theme.conf.cmake
index e5e932e6c..36668cf48 100644
--- a/sddm-theme/theme.conf.cmake
+++ b/sddm-theme/theme.conf.cmake
@@ -1,8 +1,8 @@
 [General]
 showlogo=hidden
 logo=${KDE_INSTALL_FULL_DATADIR}/sddm/themes/breeze/default-logo.svg
 type=image
 color=#1d99f3
 fontSize=10
-background=${CMAKE_INSTALL_PREFIX}/${WALLPAPER_INSTALL_DIR}/Next/contents/images/5120x2880.png
+background=${CMAKE_INSTALL_PREFIX}/${WALLPAPER_INSTALL_DIR}/Next/contents/images/5120x2880.jpg
 needsFullUserModel=false