diff --git a/docs/doxygen/doxygen.cfg b/docs/doxygen/doxygen.cfg
index 64ad7f428a..fe13fb6dbe 100644
--- a/docs/doxygen/doxygen.cfg
+++ b/docs/doxygen/doxygen.cfg
@@ -1031,7 +1031,6 @@ EXCLUDE                = ../../frontends/p4/README.md \
                          ./awesome_css \
                          ./build \
                          ../../backends/p4tools/cmake/README.md \
-                         ../../backends/p4tools/cmake/README.md \
                          ../../backends/p4tools/common/lib/README.md \
                          ../../backends/p4tools/common/README.md \
                          ../../backends/p4tools/modules/testgen/lib/README.md \