diff --git a/coin/provisioning/qtci-linux-Ubuntu-18.04-x86_64/02-apt.sh b/coin/provisioning/qtci-linux-Ubuntu-18.04-x86_64/02-apt.sh
index f0585186..509c6747 100755
--- a/coin/provisioning/qtci-linux-Ubuntu-18.04-x86_64/02-apt.sh
+++ b/coin/provisioning/qtci-linux-Ubuntu-18.04-x86_64/02-apt.sh
@@ -166,6 +166,8 @@ installPackages+=(git-lfs)
 installPackages+=(chrpath)
 installPackages+=(gawk)
 installPackages+=(texinfo)
+# Needed for QtCore
+installPackages+=(libdouble-conversion-dev)
 
 echo "Running update for apt"
 waitLoop