diff --git a/redpanda-win-git-askpass/main.c b/redpanda-win-git-askpass/main.cpp
similarity index 99%
rename from redpanda-win-git-askpass/main.c
rename to redpanda-win-git-askpass/main.cpp
index b18ffe0a..9c97de4f 100644
--- a/redpanda-win-git-askpass/main.c
+++ b/redpanda-win-git-askpass/main.cpp
@@ -18,7 +18,6 @@ int WINAPI WinMain(HINSTANCE hInstance,
                    LPTSTR lpCmdLine, int nCmdShow) {
     MSG msg;
 
-
     hMainDlg = CreateDialog(hInstance, (LPCTSTR)IDD_MAIN_DIALOG, 0,(DLGPROC)MainDlgProc);
     ShowWindow(hMainDlg, nCmdShow);
     hwndTxtPassword = GetDlgItem(hMainDlg,ID_TXT_PASSWORD);
diff --git a/redpanda-win-git-askpass/redpanda-win-git-askpass.pro b/redpanda-win-git-askpass/redpanda-win-git-askpass.pro
index ab3b798e..f2bfddc3 100644
--- a/redpanda-win-git-askpass/redpanda-win-git-askpass.pro
+++ b/redpanda-win-git-askpass/redpanda-win-git-askpass.pro
@@ -18,7 +18,7 @@ isEmpty(APP_NAME) {
 }
 
 SOURCES += \
-        main.c
+        main.cpp
 
 RC_FILE += \
     redpanda-git-askpass_private.rc