diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0b3f9944e..031a46e01 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -48,7 +48,7 @@ build_clazy_clang_tidy:
 
   script:
     - srcdir=`pwd` && mkdir -p /tmp/okular_build && cd /tmp/okular_build && CC=clang CXX=clazy CXXFLAGS="-Werror -Wno-deprecated-declarations" cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -G Ninja $srcdir && cat compile_commands.json | jq  '[.[] | select(.file | contains("'"$srcdir"'"))]' > compile_commands.aux.json && cat compile_commands.aux.json | jq  '[.[] | select(.file | contains("/synctex/")| not)]' > compile_commands.json
-    - CLAZY_CHECKS="qstring-arg,incorrect-emit,qhash-namespace,detaching-temporary,range-loop,qdeleteall,connect-not-normalized,inefficient-qlist-soft,strict-iterators,lambda-in-connect" ninja
+    - CLAZY_CHECKS="qstring-arg,incorrect-emit,qhash-namespace,detaching-temporary,range-loop,qdeleteall,connect-not-normalized,inefficient-qlist-soft,strict-iterators,lambda-in-connect,fully-qualified-moc-types" ninja
     # Fix the poppler header, remove when debian:unstable ships poppler 0.82 or later
     - sed -i "N;N;N;N; s#class MediaRendition\;\nclass MovieAnnotation\;\nclass ScreenAnnotation;#class MediaRendition\;#g"  /usr/include/poppler/qt5/poppler-link.h
     - "run-clang-tidy -header-filter='.*/okular/.*' -checks='-*,performance-*,bugprone-*,readability-inconsistent-declaration-parameter-name,readability-string-compare,modernize-redundant-void-arg,modernize-use-bool-literals,modernize-make-unique,modernize-make-shared,modernize-use-override,modernize-use-equals-delete,modernize-use-emplace,modernize-loop-convert,modernize-use-nullptr,-bugprone-macro-parentheses,-bugprone-narrowing-conversions,-bugprone-branch-clone,-bugprone-incorrect-roundings' -config=\"{WarningsAsErrors: '*'}\""
diff --git a/core/document.h b/core/document.h
index b74219c68..8c3f494e0 100644
--- a/core/document.h
+++ b/core/document.h
@@ -994,7 +994,7 @@ class OKULARCORE_EXPORT Document : public QObject
          * This slot is called whenever the user changes the page @p size
          * of the document.
          */
-        void setPageSize( const PageSize &size );
+        void setPageSize( const Okular::PageSize &size );
 
         /**
          * Cancels the current search
diff --git a/core/textdocumentgenerator.h b/core/textdocumentgenerator.h
index fcdd09bdd..c9d11cd3d 100644
--- a/core/textdocumentgenerator.h
+++ b/core/textdocumentgenerator.h
@@ -66,13 +66,13 @@ class OKULARCORE_EXPORT TextDocumentConverter : public QObject
          * Adds a new link object which is located between cursorBegin and
          * cursorEnd to the generator.
          */
-        void addAction( Action *link, int cursorBegin, int cursorEnd );
+        void addAction( Okular::Action *link, int cursorBegin, int cursorEnd );
 
         /**
          * Adds a new annotation object which is located between cursorBegin and
          * cursorEnd to the generator.
          */
-        void addAnnotation( Annotation *annotation, int cursorBegin, int cursorEnd );
+        void addAnnotation( Okular::Annotation *annotation, int cursorBegin, int cursorEnd );
 
         /**
          * Adds a new title at the given level which is located as position to the generator.