diff --git a/Libraries/LibC/ioctl.cpp b/Libraries/LibC/ioctl.cpp
index e20c2afba4..c5fee3951e 100644
--- a/Libraries/LibC/ioctl.cpp
+++ b/Libraries/LibC/ioctl.cpp
@@ -38,6 +38,7 @@ int ioctl(int fd, unsigned request, ...)
     va_start(ap, request);
     unsigned arg = va_arg(ap, unsigned);
     int rc = syscall(SC_ioctl, fd, request, arg);
+    va_end(ap);
     __RETURN_WITH_ERRNO(rc, rc, -1);
 }
 }