diff --git a/.config/lf/lfrc b/.config/lf/lfrc
index 25fb3d1..046a3e4 100644
--- a/.config/lf/lfrc
+++ b/.config/lf/lfrc
@@ -30,7 +30,7 @@ set autoquit true
 cmd open ${{
     case $(file --mime-type "$(readlink -f $f)" -b) in
 	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet) localc $fx ;;
-	image/vnd.djvu|application/pdf|application/octet-stream|application/postscript) setsid -f zathura $fx >/dev/null 2>&1 ;;
+	image/vnd.djvu|application/pdf|application/postscript) setsid -f zathura $fx >/dev/null 2>&1 ;;
         text/*|application/json|inode/x-empty|application/x-subrip) $EDITOR $fx;;
 	image/x-xcf) setsid -f gimp $f >/dev/null 2>&1 ;;
 	image/svg+xml) display -- $f ;;
@@ -45,8 +45,13 @@ cmd open ${{
 	video/*) setsid -f mpv $f -quiet >/dev/null 2>&1 ;;
 	application/pdf|application/vnd.djvu|application/epub*) setsid -f zathura $fx >/dev/null 2>&1 ;;
 	application/pgp-encrypted) $EDITOR $fx ;;
-	application/vnd.openxmlformats-officedocument.wordprocessingml.document|application/vnd.oasis.opendocument.text|application/vnd.openxmlformats-officedocument.spreadsheetml.sheet|application/octet-stream|application/vnd.oasis.opendocument.spreadsheet|application/vnd.oasis.opendocument.spreadsheet-template|application/vnd.openxmlformats-officedocument.presentationml.presentation|application/vnd.oasis.opendocument.presentation-template|application/vnd.oasis.opendocument.presentation|application/vnd.ms-powerpoint|application/vnd.oasis.opendocument.graphics|application/vnd.oasis.opendocument.graphics-template|application/vnd.oasis.opendocument.formula|application/vnd.oasis.opendocument.database) setsid -f libreoffice $fx >/dev/null 2>&1 ;;
-        *) for f in $fx; do setsid -f $OPENER $f >/dev/null 2>&1; done;;
+	application/vnd.openxmlformats-officedocument.wordprocessingml.document|application/vnd.oasis.opendocument.text|application/vnd.openxmlformats-officedocument.spreadsheetml.sheet|application/vnd.oasis.opendocument.spreadsheet|application/vnd.oasis.opendocument.spreadsheet-template|application/vnd.openxmlformats-officedocument.presentationml.presentation|application/vnd.oasis.opendocument.presentation-template|application/vnd.oasis.opendocument.presentation|application/vnd.ms-powerpoint|application/vnd.oasis.opendocument.graphics|application/vnd.oasis.opendocument.graphics-template|application/vnd.oasis.opendocument.formula|application/vnd.oasis.opendocument.database) setsid -f libreoffice $fx >/dev/null 2>&1 ;;
+        application/octet-stream) case ${f##*.} in
+		doc|docx|xls|xlsx|odt|ppt|pptx) setsid -f libreoffice $fx >/dev/null 2>&1 ;;
+		ghw) setsid -f gtkwave $f >/dev/null 2>&1 ;;
+		*) setsid -f zathura $fx >/dev/null 2>&1 ;;
+	   esac
+	*) for f in $fx; do setsid -f $OPENER $f >/dev/null 2>&1; done;;
     esac
 }}