diff --git a/deps/checksums/UnicodeData.txt/md5 b/deps/checksums/UnicodeData.txt/md5
new file mode 100644
index 0000000000000..e68ac81dc486c
--- /dev/null
+++ b/deps/checksums/UnicodeData.txt/md5
@@ -0,0 +1 @@
+dde25b1cf9bbb4ba1140ac12e4128b0b
diff --git a/deps/checksums/UnicodeData.txt/sha512 b/deps/checksums/UnicodeData.txt/sha512
new file mode 100644
index 0000000000000..5832a6b6e992b
--- /dev/null
+++ b/deps/checksums/UnicodeData.txt/sha512
@@ -0,0 +1 @@
+43eaf66d9cb3748012b2dfd77da1b41f667c5c7602a56bea8186b796b215bde82d555d79ab053378c2222521396354dcce5cf23a78fa3b1456062c47771c8433
diff --git a/doc/Makefile b/doc/Makefile
index ea3c00710c481..e7a4e34dff323 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -18,12 +18,16 @@ help:
 	@echo "  doctest   to run all doctests embedded in the documentation"
 	@echo "  check     to run linkcheck and doctests"
 
+deps:
+	$(JLDOWNLOAD) http://www.unicode.org/Public/9.0.0/ucd/UnicodeData.txt
+	$(JLCHECKSUM) UnicodeData.txt
+
 clean:
-	-rm -rf _build/* deps/* docbuild.log
+	-rm -rf _build/* deps/* docbuild.log UnicodeData.txt
 
 cleanall: clean
 
-html:
+html: deps
 	@echo "Building HTML documentation."
 ifneq ($(OS),WINNT)
 	$(JULIA_EXECUTABLE) make.jl -- deploy
@@ -34,22 +38,24 @@ else
 endif
 	@echo "Build finished. The HTML pages are in _build/html."
 
-pdf:
+pdf: deps
 	@echo "Building PDF documentation."
 	$(JULIA_EXECUTABLE) make.jl -- pdf
 	@echo "Build finished."
 
-linkcheck:
+linkcheck: deps
 	@echo "Checking external documentation links."
 	$(JULIA_EXECUTABLE) make.jl -- linkcheck
 	@echo "Checks finished."
 
-doctest:
+doctest: deps
 	@echo "Running all embedded 'doctests'."
 	$(JULIA_EXECUTABLE) make.jl -- doctest
 	@echo "Checks finished."
 
-check:
+check: deps
 	@echo "Running all embedded 'doctests' and checking external links."
 	$(JULIA_EXECUTABLE) make.jl -- doctest linkcheck
 	@echo "Checks finished."
+
+.PHONY: deps
diff --git a/doc/src/manual/unicode-input.md b/doc/src/manual/unicode-input.md
index 9f6031999134e..535e83df078dc 100644
--- a/doc/src/manual/unicode-input.md
+++ b/doc/src/manual/unicode-input.md
@@ -23,8 +23,6 @@ end
 
 function unicode_data()
     file = normpath(JULIA_HOME, "..", "..", "doc", "UnicodeData.txt")
-    url = "http://www.unicode.org/Public/UCD/latest/ucd/UnicodeData.txt"
-    isfile(file) || download(url, file)
     names = Dict{UInt32, String}()
     open(file) do unidata
         for line in readlines(unidata)