diff --git a/modules/programs/git.nix b/modules/programs/git.nix
index 76b1b944..16fc6a0f 100644
--- a/modules/programs/git.nix
+++ b/modules/programs/git.nix
@@ -489,7 +489,7 @@ in {
         genIdentity = name: account:
           with account;
           nameValuePair "sendemail.${name}" (if account.msmtp.enable then {
-            smtpServer = "${pkgs.msmtp}/bin/msmtp";
+            sendmailCmd = "${pkgs.msmtp}/bin/msmtp";
             envelopeSender = "auto";
             from = "${realName} <${address}>";
           } else
diff --git a/tests/modules/programs/git/git-with-msmtp-expected.conf b/tests/modules/programs/git/git-with-msmtp-expected.conf
index 3d636a8b..9525d14b 100644
--- a/tests/modules/programs/git/git-with-msmtp-expected.conf
+++ b/tests/modules/programs/git/git-with-msmtp-expected.conf
@@ -14,7 +14,7 @@
 [sendemail "hm@example.com"]
 	envelopeSender = "auto"
 	from = "H. M. Test <hm@example.com>"
-	smtpServer = "@msmtp@/bin/msmtp"
+	sendmailCmd = "@msmtp@/bin/msmtp"
 
 [user]
 	email = "hm@example.com"
diff --git a/tests/modules/programs/git/git-with-msmtp.nix b/tests/modules/programs/git/git-with-msmtp.nix
index 5b541618..eec269c7 100644
--- a/tests/modules/programs/git/git-with-msmtp.nix
+++ b/tests/modules/programs/git/git-with-msmtp.nix
@@ -31,7 +31,7 @@
 
     assertGitConfig "sendemail.hm@example.com.from" "H. M. Test <hm@example.com>"
     assertGitConfig "sendemail.hm-account.from" "H. M. Test Jr. <hm@example.org>"
-    assertGitConfig "sendemail.hm@example.com.smtpServer" "${pkgs.msmtp}/bin/msmtp"
+    assertGitConfig "sendemail.hm@example.com.sendmailCmd" "${pkgs.msmtp}/bin/msmtp"
     assertGitConfig "sendemail.hm@example.com.envelopeSender" "auto"
   '';
 }