diff --git a/nixos/tests/tlsrpt.nix b/nixos/tests/tlsrpt.nix
index ccbb5c25e0fc..d93ac78b5240 100644
--- a/nixos/tests/tlsrpt.nix
+++ b/nixos/tests/tlsrpt.nix
@@ -31,6 +31,7 @@
     machine.wait_for_file("/run/tlsrpt/collectd.sock")
     machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-collectd | grep -Pq 'Database .* setup finished'")
     machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-reportd | grep -Pq 'Database .* setup finished'")
+    machine.wait_until_succeeds("journalctl -o cat -u tlsrpt-reportd | grep -Pq 'Fetcher .* finished'")
 
     # Enabling postfix should put sendmail as the sendmail setting
     machine.succeed("grep -q sendmail_script=sendmail /etc/tlsrpt/reportd.cfg")
diff --git a/pkgs/by-name/tl/tlsrpt-reporter/package.nix b/pkgs/by-name/tl/tlsrpt-reporter/package.nix
index 713870ae063e..bbd2a6e94c4a 100644
--- a/pkgs/by-name/tl/tlsrpt-reporter/package.nix
+++ b/pkgs/by-name/tl/tlsrpt-reporter/package.nix
@@ -5,6 +5,7 @@
   installShellFiles,
   python3,
   fetchFromGitHub,
+  fetchpatch,
   nixosTests,
 }:
 
@@ -25,6 +26,14 @@ python3.pkgs.buildPythonApplication rec {
     hash = "sha256-IH8hJX9l+YonqOuszcMome4mjdIaedgGNIptxTyH1ng=";
   };
 
+  patches = [
+    (fetchpatch {
+      # https://github.com/sys4/tlsrpt-reporter/issues/43
+      url = "https://github.com/sys4/tlsrpt-reporter/commit/32d00c13508dd7f9695b77e253e88c88dc838fbd.patch";
+      hash = "sha256-RUNF86RkTu6DLv6/7eaY//fFB8kGzmZxQ70kdNpLxj8=";
+    })
+  ];
+
   nativeBuildInputs = [
     asciidoctor
     automake