From d735454a9a53a5f5f020453ff0b14f301d46a55a Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 9 Nov 2020 18:27:19 +0100
Subject: [PATCH] add package for add-apt-repository command

---
 .drone.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.drone.yml b/.drone.yml
index 429e27931..229986918 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -182,8 +182,9 @@ steps:
     COMMON_FLAGS: 'USE_OPENMP=1'
   commands:
     - echo "MAKE_FLAGS:= $COMMON_FLAGS"
-    - add-apt-repository ppa:ubuntu-toolchain-r/ppa
     - apt-get update -y
+    - apt-get install -y software-properties-common
+    - add-apt-repository ppa:ubuntu-toolchain-r/ppa
     - apt-get install -y make $CC gfortran-10 perl python g++-10
     - $CC --version
     - make QUIET_MAKE=1 $COMMON_FLAGS -j