diff --git a/Userland/Libraries/LibC/arpa/inet.cpp b/Userland/Libraries/LibC/arpa/inet.cpp
index 3cf7cc48a4..30ef7f6d46 100644
--- a/Userland/Libraries/LibC/arpa/inet.cpp
+++ b/Userland/Libraries/LibC/arpa/inet.cpp
@@ -37,6 +37,10 @@ const char* inet_ntop(int af, const void* src, char* dst, socklen_t len)
         errno = EAFNOSUPPORT;
         return nullptr;
     }
+    if (len < 4) {
+        errno = ENOSPC;
+        return nullptr;
+    }
     auto* bytes = (const unsigned char*)src;
     snprintf(dst, len, "%u.%u.%u.%u", bytes[0], bytes[1], bytes[2], bytes[3]);
     return (const char*)dst;