diff --git a/Docs/Doxyfile b/Docs/Doxyfile
index bba1663a9b..0a1e0eae8d 100644
--- a/Docs/Doxyfile
+++ b/Docs/Doxyfile
@@ -573,9 +573,9 @@ WARN_LOGFILE           =
 # directories like "/usr/src/myproject". Separate the files or directories
 # with spaces.
 
-INPUT                  = apps
-                         components
-                         libs
+INPUT                  = apps \
+                         components \
+                         libs \
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is
diff --git a/Docs/DoxyfilePages b/Docs/DoxyfilePages
index fdfcc36195..943e2eef09 100644
--- a/Docs/DoxyfilePages
+++ b/Docs/DoxyfilePages
@@ -573,9 +573,9 @@ WARN_LOGFILE           =
 # directories like "/usr/src/myproject". Separate the files or directories
 # with spaces.
 
-INPUT                  = apps
-                         components
-                         libs
+INPUT                  = apps \
+                         components \
+                         libs \
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is