diff --git a/.gitignore b/.gitignore
index 47eb46ac..831f32f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ compile_commands.json
 tags
 /build
 /obj*
+doc/tags.xml
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index fcc15b90..c8b5a7e5 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -14,6 +14,7 @@ if (DOXYGEN_FOUND)
     set(DOXYGEN_OPTIMIZE_OUTPUT_FOR_C YES)
     set(DOXYGEN_MARKDOWN_SUPPORT YES)
     set(DOXYGEN_FULL_PATH_NAMES NO)
+    set(DOXYGEN_GENERATE_TAGFILE "tags.xml")
 
     set(DOXYGEN_PREDEFINED DOXYGEN
                            WITH_SERVER