diff --git a/tasks/configure_apache.yml b/tasks/configure_apache.yml
index 897311f40162f50ed546cfd041e1bd096b0663e7..4c39fa65a7fb3633299852c6d6dd00b00c71a784 100644
--- a/tasks/configure_apache.yml
+++ b/tasks/configure_apache.yml
@@ -1,6 +1,6 @@
 ---
 ### APACHE KONFIGURIEREN ###
-- name: Konfigurationsdateien einspielen (copied)
+- name: Apache-Konfigurationsdateien einspielen (copied)
   copy:
     src: "{{ item.src }}"
     dest: "{{ item.dest }}"
@@ -12,7 +12,7 @@
   notify:
     - restart apache
 
-- name: Konfigurationsdateien einspielen (templated)
+- name: Apache-Konfigurationsdateien einspielen (templated)
   template:
     src: "{{ item.src }}.j2"
     dest: "{{ item.dest }}"
diff --git a/tasks/configure_local_mounts.yml b/tasks/configure_local_mounts.yml
index 2a2eb80e32e450554534a2e21a85e705603c2b29..acc351a721bbde244c11d72198fae63693c0e1a3 100644
--- a/tasks/configure_local_mounts.yml
+++ b/tasks/configure_local_mounts.yml
@@ -1,5 +1,5 @@
 ---
-- name: tmpfs
+- name: Mount tmpfs for non-persistent and fast /tmp directory
   mount:
     boot: "yes"
     fstype: "tmpfs"
diff --git a/tasks/install_callas_pdf_engine.yml b/tasks/install_callas_pdf_engine.yml
index 322953fb6b3a5145618e4f285f1e927de5420624..971f39848108fe942eb8820a5ed6003d5e8b82b6 100644
--- a/tasks/install_callas_pdf_engine.yml
+++ b/tasks/install_callas_pdf_engine.yml
@@ -37,7 +37,7 @@
     path: "/usr/local/lib/callas_pdfEngineSDK_x64_Linux_{{ vault_callas_sdk_version }}.tar.gz"
     state: absent
 
-- name: set permissions
+- name: set permissions for PDFEngine
   file:
     path: "/usr/local/lib/callas_pdfEngine_SDK_x64"
     group: "www-data"
@@ -53,7 +53,7 @@
     - "lib"
     - "lang"
 
-- name: remove symlinks to distro version of libstdc++
+- name: remove symlinks to distro version of libstdc++, because we need to use what's provided with PDFEngine
   file:
     path: "{{ item }}"
     state: absent
@@ -61,12 +61,7 @@
     - "/usr/local/lib/callas_pdfEngine_SDK_x64/lib/libstdc++.so"
     - "/usr/local/lib/callas_pdfEngine_SDK_x64/lib/libstdc++.so.6"
 
-- name: install packages
-  apt:
-    name: "libstdc++-8-dev"
-    state: present
-
-- name: create symlinks to system libraries
+- name: create symlinks to system libraries, because we need to use what's provided with PDFEngine
   file:
     src: "{{ item.src }}"
     dest: "{{ item.dest }}"