diff --git a/test/test-functions b/test/test-functions
index da83891..f7ca3ad 100644
--- a/test/test-functions
+++ b/test/test-functions
@@ -420,7 +420,7 @@ get_ldpath() {
 
 install_missing_libraries() {
     # install possible missing libraries
-    for i in $initdir{,/usr}/{sbin,bin}/* $initdir{,/usr}/lib/systemd/*; do
+    for i in $initdir{,/usr}/{sbin,bin}/* $initdir{,/usr}/lib/systemd/{,tests/{,manual/,unsafe/}}*; do
         LD_LIBRARY_PATH=$(get_ldpath $i) inst_libs $i
     done
 }