--- a/usr/share/applications/slack.desktop	2019-07-18 08:39:46.981221305 +0200
+++ b/usr/share/applications/slack.desktop	2019-07-18 08:40:45.194552861 +0200
@@ -3,8 +3,8 @@
 StartupWMClass=Slack
 Comment=Slack Desktop
 GenericName=Slack Client for Linux
-Exec=/usr/bin/slack %U
-Icon=/usr/share/pixmaps/slack.png
+Exec=env LD_PRELOAD=/usr/lib/libcurl.so.3 /usr/bin/slack %U
+Icon=slack
 Type=Application
 StartupNotify=true
 Categories=GNOME;GTK;Network;InstantMessaging;