diff --git a/kde-apps/ffmpegthumbs/ffmpegthumbs-15.12.1.ebuild b/kde-apps/ffmpegthumbs/ffmpegthumbs-15.12.1.ebuild
index e5e20117cb129..4e69d6c0b27ad 100644
--- a/kde-apps/ffmpegthumbs/ffmpegthumbs-15.12.1.ebuild
+++ b/kde-apps/ffmpegthumbs/ffmpegthumbs-15.12.1.ebuild
@@ -4,6 +4,7 @@
 
 EAPI=5
 
+KDE_BLOCK_SLOT4="false"
 inherit kde5
 
 DESCRIPTION="FFmpeg based thumbnail generator for video files"