diff --git a/docs/Doxyfile.qmake b/docs/Doxyfile.qmake
index 43934b573..82a33e7f8 100644
--- a/docs/Doxyfile.qmake
+++ b/docs/Doxyfile.qmake
@@ -628,7 +628,7 @@ GENERATE_DEPRECATEDLIST= YES
 # sections, marked by \if <section_label> ... \endif and \cond <section_label>
 # ... \endcond blocks.
 
-ENABLED_SECTIONS       =
+ENABLED_SECTIONS       = PRIVATE_TESTS
 
 # The MAX_INITIALIZER_LINES tag determines the maximum number of lines that the
 # initial value of a variable or macro / define can have for it to appear in the