diff --git a/doc/Makefile b/doc/Makefile
index b652c515e1..f9f8336665 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -100,6 +100,7 @@ html: xmlgen $(VENV) $(SPHINXCONFIG)/conf.py $(ANCHORCHECK) $(MATHJAX)
 		env LC_ALL=C grep -n ' :[a-z]\+`' $(RSTDIR)/*.rst ;\
 		env LC_ALL=C grep -n ' `[^`]\+<[a-z][^`]\+`[^_]' $(RSTDIR)/*.rst ;\
 		env LC_ALL=C grep -n ':\(ref\|doc\):[^`]' $(RSTDIR)/*.rst ;\
+		env LC_ALL=C grep -n '\(ref\|doc\)`[^`]' $(RSTDIR)/*.rst ;\
 		$(PYTHON) $(BUILDDIR)/utils/check-styles.py -s ../src -d src ;\
 		echo "############################################" ;\
 		deactivate ;\
@@ -182,6 +183,7 @@ pdf: xmlgen $(VENV) $(SPHINXCONFIG)/conf.py $(ANCHORCHECK)
 		env LC_ALL=C grep -n ' :[a-z]\+`' $(RSTDIR)/*.rst ;\
 		env LC_ALL=C grep -n ' `[^`]\+<[a-z][^`]\+`[^_]' $(RSTDIR)/*.rst ;\
 		env LC_ALL=C grep -n ':\(ref\|doc\):[^`]' $(RSTDIR)/*.rst ;\
+		env LC_ALL=C grep -n '\(ref\|doc\)`[^`]' $(RSTDIR)/*.rst ;\
 		$(PYTHON) utils/check-styles.py -s ../src -d src ;\
 		echo "############################################" ;\
 		deactivate ;\
@@ -231,6 +233,7 @@ role_check :
 	@( env LC_ALL=C grep -n ' :[a-z]\+`' $(RSTDIR)/*.rst && exit 1 || : )
 	@( env LC_ALL=C grep -n ' `[^`]\+<[a-z][^`]\+`[^_]' $(RSTDIR)/*.rst && exit 1 || : )
 	@( env LC_ALL=C grep -n ':\(ref\|doc\):[^`]' $(RSTDIR)/*.rst && exit 1 || : )
+	@( env LC_ALL=C grep -n '\(ref\|doc\)`[^`]' $(RSTDIR)/*.rst && exit 1 || : )
 
 link_check : $(VENV) html
 	@(\