diff --git a/CHANGELOG b/CHANGELOG
index 756459998d..c26e0eca4d 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -13,6 +13,8 @@ git-annex (7.20190731) UNRELEASED; urgency=medium
     newlines.
   * Windows installer: Always install to 64 bit program files directory,
     since it needs 64 bit git now.
+  * Build with silently-1.2.5.1 on Windows; the old one used "NUL" which
+    is not supported with recent versions of ghc.
 
  -- Joey Hess <id@joeyh.name>  Thu, 01 Aug 2019 00:11:56 -0400
 
diff --git a/doc/bugs/test_suite_fails_on_windows/comment_2_4e8d054e01ec9678d90e90f15b1da8a6._comment b/doc/bugs/test_suite_fails_on_windows/comment_2_4e8d054e01ec9678d90e90f15b1da8a6._comment
new file mode 100644
index 0000000000..1bf02ba58b
--- /dev/null
+++ b/doc/bugs/test_suite_fails_on_windows/comment_2_4e8d054e01ec9678d90e90f15b1da8a6._comment
@@ -0,0 +1,14 @@
+[[!comment format=mdwn
+ username="joey"
+ subject="""comment 2"""
+ date="2019-08-07T21:20:58Z"
+ content="""
+Tracked it back to runSqliteInfo. Both that and runSqlite use NUL
+somewhere.
+
+So the bug is in persistent-sqlite, or one of its dependencies.
+
+Aha! silently-1.2.5, used by persistent in runMigrationSilent,
+and it's already been fixed in a point release. I've bumped the dependency,
+hopefully that will fix this.
+"""]]
diff --git a/git-annex.cabal b/git-annex.cabal
index a2e5743069..996403df00 100644
--- a/git-annex.cabal
+++ b/git-annex.cabal
@@ -393,7 +393,8 @@ Executable git-annex
       Win32 (>= 2.6.1.0),
       unix-compat (>= 0.5),
       setenv,
-      process (>= 1.6.2.0)
+      silently (>= 1.2.5.1)
+      process (>= 1.6.2.0),
   else
     Build-Depends: unix (>= 2.7.2)
 
diff --git a/stack.yaml b/stack.yaml
index cedf2d9c78..d97bf2f263 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -23,6 +23,7 @@ extra-deps:
 - torrent-10000.1.1
 - sandi-0.5
 - http-client-0.5.14
+- silently-1.2.5.1
 explicit-setup-deps:
   git-annex: true
 resolver: lts-13.29