diff --git a/Documentation/About/Limitations.md b/Documentation/About/Limitations.md
index afeaf9aec..35aa2a1d0 100644
--- a/Documentation/About/Limitations.md
+++ b/Documentation/About/Limitations.md
@@ -4,6 +4,12 @@ This document lists known issues and limitations in MariaDB MaxScale and its
 plugins. Since limitations are related to specific plugins, this document is
 divided into several sections.
 
+## Configuration limitations
+
+In versions 2.1.2 and earlier, the configuration files are limited to 1024
+characters per line. This limitation was increased to 16384 characters in
+MaxScale 2.1.3.
+
 ## Protocol limitations
 
 ### Limitations with MySQL Protocol support (MySQLClient)
diff --git a/server/inih/CMakeLists.txt b/server/inih/CMakeLists.txt
index 11c37320a..e8f0a6f37 100644
--- a/server/inih/CMakeLists.txt
+++ b/server/inih/CMakeLists.txt
@@ -1,2 +1,2 @@
-add_definitions(-DINI_MAX_LINE=1024 -DINI_ALLOW_MULTILINE)
+add_definitions(-DINI_MAX_LINE=16384 -DINI_USE_STACK=0 -DINI_ALLOW_MULTILINE)
 add_library(inih ini.c)