diff --git a/src/detection/terminalshell/terminalshell_windows.c b/src/detection/terminalshell/terminalshell_windows.c
index ce165ea67..cce353c29 100644
--- a/src/detection/terminalshell/terminalshell_windows.c
+++ b/src/detection/terminalshell/terminalshell_windows.c
@@ -369,7 +369,6 @@ const FFShellResult* ffDetectShell(void)
     ffStrbufInit(&result.exePath);
     ffStrbufInit(&result.prettyName);
     ffStrbufInit(&result.version);
-    ffStrbufInit(&result.tty);
     result.pid = 0;
     result.ppid = 0;
     result.tty = -1;
@@ -407,6 +406,7 @@ const FFTerminalResult* ffDetectTerminal(void)
     ffStrbufInit(&result.exePath);
     ffStrbufInit(&result.prettyName);
     ffStrbufInit(&result.version);
+    ffStrbufInit(&result.tty);
     result.pid = 0;
     result.ppid = 0;