diff --git a/hw/net/e1000e.c b/hw/net/e1000e.c
index b6f1ae3c8f..a8a77eca95 100644
--- a/hw/net/e1000e.c
+++ b/hw/net/e1000e.c
@@ -22,7 +22,7 @@
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
-* version 2 of the License, or (at your option) any later version.
+* version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c
index bcfd46696f..d8b9e4b2f4 100644
--- a/hw/net/e1000e_core.c
+++ b/hw/net/e1000e_core.c
@@ -22,7 +22,7 @@
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
-* version 2 of the License, or (at your option) any later version.
+* version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/hw/net/e1000e_core.h b/hw/net/e1000e_core.h
index aee32f7e48..4ddb4d2c39 100644
--- a/hw/net/e1000e_core.h
+++ b/hw/net/e1000e_core.h
@@ -22,7 +22,7 @@
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
-* version 2 of the License, or (at your option) any later version.
+* version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/hw/net/e1000x_common.c b/hw/net/e1000x_common.c
index 717f9df1c9..a8d93870b5 100644
--- a/hw/net/e1000x_common.c
+++ b/hw/net/e1000x_common.c
@@ -11,7 +11,7 @@
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
-* version 2 of the License, or (at your option) any later version.
+* version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/hw/net/e1000x_common.h b/hw/net/e1000x_common.h
index 19c56f409f..b7742775c4 100644
--- a/hw/net/e1000x_common.h
+++ b/hw/net/e1000x_common.h
@@ -11,7 +11,7 @@
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
-* version 2 of the License, or (at your option) any later version.
+* version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of