symbiflow-arch-defs needs newer cmake

diff --git a/symbiflow-install b/symbiflow-install
index 71a0249c1d6c8f0fbb357eb85a9e85ff08912f6e..c59c98e502ff3b9a401641c326b5040dab8a7b0f 100755 (executable)
--- a/symbiflow-install
+++ b/symbiflow-install
@@ -58,7 +58,7 @@ cd ..
 
 ### Necessary software to install
 
-apt-get install -y cmake
+apt-get -t buster-backports install -y cmake # symbiflow-arch-defs needs newer cmake
 apt-get install -y python3 clang libreadline-dev gawk tcl-dev \
  libffi-dev pkg-config libboost-system-dev libboost-python-dev \
  libboost-filesystem-dev zlib1g-dev