diff --git a/MANUAL.txt b/MANUAL.txt
index b8392a701..eacd11275 100644
--- a/MANUAL.txt
+++ b/MANUAL.txt
@@ -1643,6 +1643,9 @@ and modifying your custom templates accordingly. An easy way to do this
 is to fork the [pandoc-templates] repository and merge in changes after each
 pandoc release.
 
+Templates may contain comments:  anything on a line after `$--`
+will be treated as a comment and ignored.
+
 [pandoc-templates]: https://github.com/jgm/pandoc-templates
 
 Pandoc's Markdown
diff --git a/pandoc.cabal b/pandoc.cabal
index a0c85e830..ea6d98f58 100644
--- a/pandoc.cabal
+++ b/pandoc.cabal
@@ -334,7 +334,7 @@ library
                  JuicyPixels >= 3.1.6.1 && < 3.3,
                  Glob >= 0.7 && < 0.9,
                  cmark-gfm >= 0.1.1 && < 0.2,
-                 doctemplates >= 0.1 && < 0.2,
+                 doctemplates >= 0.2.1 && < 0.3,
                  http-client >= 0.4.30 && < 0.6,
                  http-client-tls >= 0.2.4 && < 0.4,
                  http-types >= 0.8 && < 0.10,
diff --git a/stack.pkg.yaml b/stack.pkg.yaml
index 9d52469d0..b7cf8436f 100644
--- a/stack.pkg.yaml
+++ b/stack.pkg.yaml
@@ -18,12 +18,12 @@ packages:
   extra-dep: false
 extra-deps:
 - pandoc-types-1.17.2
-- texmath-0.9.4.4
 - hslua-0.9.0
 - skylighting-0.4.1
 - cmark-gfm-0.1.1
 - QuickCheck-2.10.0.1
 - tasty-quickcheck-0.9.1
-- haddock-library-1.4.3
 - hs-bibutils-6.2.0.1
-resolver: lts-9.1
+- doctemplates-0.2.1
+- haddock-library-1.4.3
+resolver: lts-9.9
diff --git a/stack.yaml b/stack.yaml
index d4d7a7b4f..035173389 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -8,11 +8,11 @@ packages:
 - '.'
 extra-deps:
 - pandoc-types-1.17.2
-- texmath-0.9.4.4
 - hslua-0.9.0
 - skylighting-0.4.1
 - cmark-gfm-0.1.1
 - QuickCheck-2.10.0.1
 - tasty-quickcheck-0.9.1
+- doctemplates-0.2.1
 - haddock-library-1.4.3
-resolver: lts-9.1
+resolver: lts-9.9