diff --git a/stage4/04-pisdr-system/00-packages b/stage4/04-pisdr-system/00-packages
index 8facf75..136be47 100644
--- a/stage4/04-pisdr-system/00-packages
+++ b/stage4/04-pisdr-system/00-packages
@@ -4,4 +4,5 @@ cmake
 build-essential
 git
 pkg-config
-re2c
\ No newline at end of file
+re2c
+libssl-dev
\ No newline at end of file
diff --git a/stage4/04-pisdr-system/03-run.sh b/stage4/04-pisdr-system/03-run.sh
index 656ab72..946d0ed 100755
--- a/stage4/04-pisdr-system/03-run.sh
+++ b/stage4/04-pisdr-system/03-run.sh
@@ -1,6 +1,6 @@
 #!/bin/bash -e
 
 on_chroot << EOF
-python3 -m pip -v install cmake
-python3 -m pip -v install ninja
+python3 -m pip install cmake
+python3 -m pip install ninja
 EOF