diff --git a/manual/faq.rst b/manual/faq.rst
index b38d7937dd..f8a6a6a423 100644
--- a/manual/faq.rst
+++ b/manual/faq.rst
@@ -1071,15 +1071,15 @@ First, you must install calibre onto your Linux server. If your server is using
 a modern Linux distribution, you should have no problems installing calibre onto it.
 
 .. note::
-    calibre needs GLIBC >= 2.17 and libstdc++ >= 6.0.17. If you have an older
+    calibre needs GLIBC >= 2.18 and libstdc++ >= 6.0.21. If you have an older
     server, you will either need to compile these from source, or use calibre
-    2.85.1 which requires GLIBC >= 2.13 or calibre 1.48 which requires only
-    GLIBC >= 2.10. In addition, although the calibre command line utilities do
-    not need a running X server, some of them do require the X server libraries
-    to be installed on your system. This is because of Qt, which is used for
-    various image processing tasks, and links against these libraries. If you
-    get an ImportError about some Qt modules, you are likely missing some X
-    libraries.
+    3.48 which requires GLIBC >= 2.17 or 2.85.1 which requires GLIBC >= 2.13 or
+    calibre 1.48 which requires only GLIBC >= 2.10. In addition, although the
+    calibre command line utilities do not need a running X server, some of them
+    do require the X server libraries to be installed on your system. This is
+    because of Qt, which is used for various image processing tasks, and links
+    against these libraries. If you get an ImportError about some Qt modules,
+    you are likely missing some X libraries.
 
 You can run the calibre server via the command::