diff --git a/README.md b/README.md
index 070079fe..a90e2688 100644
--- a/README.md
+++ b/README.md
@@ -35,9 +35,9 @@ It might support all versions Qt >= 5.15, but you can rely on:
 - current long term supported ( LTS ) version of Qt ( at the moment Qt 6.5.x )
 - current version of Qt
 
-On debian bullseye these packages need to be installed for Qt5: `build-essential
+On debian bullseye these packages need to be installed for Qt5: `build-essential cmake 
 qtbase5-dev qtbase5-private-dev qtdeclarative5-dev qtdeclarative5-private-dev libqt5svg5-dev`.
-For Qt6 you need the corresponding ones.
+For Qt6 you need the corresponding packages.
 
 > Optional: When enabling the `hunspell` feature the following package needs to be installed: `libhunspell-dev`
 
diff --git a/doc/tutorials/03-writing-your-first-application.asciidoc b/doc/tutorials/03-writing-your-first-application.asciidoc
index 496195db..4a08b84d 100644
--- a/doc/tutorials/03-writing-your-first-application.asciidoc
+++ b/doc/tutorials/03-writing-your-first-application.asciidoc
@@ -11,9 +11,9 @@ layout: docs
 === Building the QSkinny repository
 
 In this chapter we will write a simple QSkinny application on Linux from scratch.
-As a prerequisite, a recent Qt version (>= 5.6) should be available. On debian bullseye we need to install
-these packages `build-essential qtbase6-dev qtbase6-private-dev
-qtdeclarative6-dev qtdeclarative6-private-dev libqt5svg6-dev`.
+As a prerequisite, a recent Qt version (>= 5.15) should be available. On debian bullseye we need to install
+these packages `build-essential cmake qtbase5-dev qtbase5-private-dev qtdeclarative5-dev qtdeclarative5-private-dev libqt5svg5-dev`.
+For Qt6 you need the corresponding packages.
 
 Then we can build and install QSkinny to `/opt/qskinny` with the following commands: