diff --git a/nixos/tests/prometheus-exporters.nix b/nixos/tests/prometheus-exporters.nix
index d14c737a4bd1..4fdff7dbdab8 100644
--- a/nixos/tests/prometheus-exporters.nix
+++ b/nixos/tests/prometheus-exporters.nix
@@ -1181,21 +1181,21 @@ let
         enable = true;
 
         extraFlags = [
-          "--collector.enable-restart-count"
+          "--systemd.collector.enable-restart-count"
         ];
       };
       metricProvider = { };
       exporterTest = ''
         wait_for_unit("prometheus-systemd-exporter.service")
         wait_for_open_port(9558)
-        succeed(
+        wait_until_succeeds(
             "curl -sSf localhost:9558/metrics | grep '{}'".format(
                 'systemd_unit_state{name="basic.target",state="active",type="target"} 1'
             )
         )
         succeed(
             "curl -sSf localhost:9558/metrics | grep '{}'".format(
-                'systemd_service_restart_total{state="prometheus-systemd-exporter.service"} 0'
+                'systemd_service_restart_total{name="prometheus-systemd-exporter.service"} 0'
             )
         )
       '';
diff --git a/pkgs/servers/monitoring/prometheus/systemd-exporter.nix b/pkgs/servers/monitoring/prometheus/systemd-exporter.nix
index 96029c99d8c6..4d5d97da7683 100644
--- a/pkgs/servers/monitoring/prometheus/systemd-exporter.nix
+++ b/pkgs/servers/monitoring/prometheus/systemd-exporter.nix
@@ -2,15 +2,15 @@
 
 buildGoModule rec {
   pname = "systemd_exporter";
-  version = "0.4.0";
+  version = "0.5.0";
 
-  vendorSha256 = "sha256-bYoB0r+d0j3esi/kK2a7/Duup9cf4M3WJjiBNs2+bj8=";
+  vendorSha256 = "sha256-XkwBhj2M1poirPkWzS71NbRTshc8dTKwaHoDfFxpykU=";
 
   src = fetchFromGitHub {
     owner = "povilasv";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-JDfRHczFnTP9sxA7polUE9qzJhSPIiAU58GBNDYkX4c=";
+    sha256 = "sha256-q6rnD8JCtB1zTkUfZt6f2Uyo91uFi3HYI7WFlZdzpBM=";
   };
 
   passthru.tests = { inherit (nixosTests.prometheus-exporters) systemd; };