diff --git a/slirp/src/debug.h b/slirp/src/debug.h
index 2e503ad7fa..c95fd8ffd2 100644
--- a/slirp/src/debug.h
+++ b/slirp/src/debug.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef DEBUG_H_
diff --git a/slirp/src/if.h b/slirp/src/if.h
index 8a60c4e052..b71c37d6ea 100644
--- a/slirp/src/if.h
+++ b/slirp/src/if.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef IF_H
diff --git a/slirp/src/main.h b/slirp/src/main.h
index a88774215f..3b3f883703 100644
--- a/slirp/src/main.h
+++ b/slirp/src/main.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef SLIRP_MAIN_H
diff --git a/slirp/src/misc.h b/slirp/src/misc.h
index 4eaa2466d7..23b7490448 100644
--- a/slirp/src/misc.h
+++ b/slirp/src/misc.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef MISC_H
diff --git a/slirp/src/sbuf.h b/slirp/src/sbuf.h
index ece616e317..337af1bbde 100644
--- a/slirp/src/sbuf.h
+++ b/slirp/src/sbuf.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef SBUF_H
diff --git a/slirp/src/socket.h b/slirp/src/socket.h
index 10a0c78a26..25403898cd 100644
--- a/slirp/src/socket.h
+++ b/slirp/src/socket.h
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #ifndef SLIRP_SOCKET_H
diff --git a/slirp/src/if.c b/slirp/src/if.c
index b8cddebf66..6eaac7292a 100644
--- a/slirp/src/if.c
+++ b/slirp/src/if.c
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/ip_input.c b/slirp/src/ip_input.c
index 6ad6765938..a714fecd58 100644
--- a/slirp/src/ip_input.c
+++ b/slirp/src/ip_input.c
@@ -34,9 +34,6 @@
 /*
  * Changes and additions relating to SLiRP are
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/ip_output.c b/slirp/src/ip_output.c
index 9299997efb..8560197cf6 100644
--- a/slirp/src/ip_output.c
+++ b/slirp/src/ip_output.c
@@ -34,9 +34,6 @@
 /*
  * Changes and additions relating to SLiRP are
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/mbuf.c b/slirp/src/mbuf.c
index f079a86d78..800406ca9e 100644
--- a/slirp/src/mbuf.c
+++ b/slirp/src/mbuf.c
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 /*
diff --git a/slirp/src/misc.c b/slirp/src/misc.c
index da41f3bb5f..7c5db0e0aa 100644
--- a/slirp/src/misc.c
+++ b/slirp/src/misc.c
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/sbuf.c b/slirp/src/sbuf.c
index 815823ffbe..9c0b31b513 100644
--- a/slirp/src/sbuf.c
+++ b/slirp/src/sbuf.c
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/socket.c b/slirp/src/socket.c
index ad58262a06..4a3c935e25 100644
--- a/slirp/src/socket.c
+++ b/slirp/src/socket.c
@@ -1,9 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/tcp_input.c b/slirp/src/tcp_input.c
index cf54eeee92..50a1145ec9 100644
--- a/slirp/src/tcp_input.c
+++ b/slirp/src/tcp_input.c
@@ -34,9 +34,6 @@
 /*
  * Changes and additions relating to SLiRP
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/tcp_output.c b/slirp/src/tcp_output.c
index 272c261d07..6bbaf6ca6f 100644
--- a/slirp/src/tcp_output.c
+++ b/slirp/src/tcp_output.c
@@ -34,9 +34,6 @@
 /*
  * Changes and additions relating to SLiRP
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
diff --git a/slirp/src/tcp_subr.c b/slirp/src/tcp_subr.c
index 086e4e98e2..fde9207b0c 100644
--- a/slirp/src/tcp_subr.c
+++ b/slirp/src/tcp_subr.c
@@ -34,9 +34,6 @@
 /*
  * Changes and additions relating to SLiRP
  * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
  */
 
 #include "slirp.h"
