diff --git a/src/corelib/text/qregularexpression.cpp b/src/corelib/text/qregularexpression.cpp
index 78261e14cb3..3e3bb5a884c 100644
--- a/src/corelib/text/qregularexpression.cpp
+++ b/src/corelib/text/qregularexpression.cpp
@@ -39,6 +39,7 @@ using namespace Qt::StringLiterals;
 
     \ingroup tools
     \ingroup shared
+    \ingroup string-processing
 
     \keyword regular expression
 
@@ -446,6 +447,7 @@ using namespace Qt::StringLiterals;
 
     \ingroup tools
     \ingroup shared
+    \ingroup string-processing
 
     \keyword regular expression match
 
@@ -498,6 +500,7 @@ using namespace Qt::StringLiterals;
 
     \ingroup tools
     \ingroup shared
+    \ingroup string-processing
 
     \keyword regular expression iterator