diff --git a/install-tools b/install-tools
index c299b37..cbef38c 100755
--- a/install-tools
+++ b/install-tools
@@ -7,4 +7,4 @@ import eris.tools
 
 
 subprocess.run(["sudo", "apt-get", "-y", "install"] +
-               list(eris.tools.dependencies()), check=True)
+               sorted(eris.tools.dependencies()), check=True)