diff --git a/pam_wlan.c b/pam_wlan.c
index 81abe8a..3fed59d 100644
--- a/pam_wlan.c
+++ b/pam_wlan.c
@@ -57,7 +57,7 @@ static int authenticate(const char *user, const char *pass) {
 	fputc(0, stream);
 	fputs(pass, stream);
 
-	int status = fclose(stream);
+	int status = pclose(stream);
 
 	if (WIFEXITED(status))
 		return WEXITSTATUS(status);