diff --git a/builder/image-software.sh b/builder/image-software.sh
index 8d534721..15426a0e 100755
--- a/builder/image-software.sh
+++ b/builder/image-software.sh
@@ -82,6 +82,7 @@ apt-get update
 
 # Let's retry fetching those packages several times, just in case
 echo_stamp "Software installing"
+apt-cache policy cmake
 my_travis_retry apt-get install --no-install-recommends -y \
 unzip \
 zip \