diff --git a/share/man/man4/edsc.4 b/share/man/man4/edsc.4
index dc52009bd22..075e7361769 100644
--- a/share/man/man4/edsc.4
+++ b/share/man/man4/edsc.4
@@ -88,7 +88,7 @@ The
 device was derived from the
 .Xr disc 4
 device and first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 This manpage was adapted from
 .Xr disc 4 .
 .Sh CAVEATS
diff --git a/share/man/man4/ipmi.4 b/share/man/man4/ipmi.4
index 9ae078df299..ecc2b645ddf 100644
--- a/share/man/man4/ipmi.4
+++ b/share/man/man4/ipmi.4
@@ -186,7 +186,7 @@ An address supplied was invalid.
 The
 .Nm
 driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 .An -nosplit
 The
diff --git a/share/man/man4/mxge.4 b/share/man/man4/mxge.4
index 2b0c2fa49c9..87b32177f3a 100644
--- a/share/man/man4/mxge.4
+++ b/share/man/man4/mxge.4
@@ -142,7 +142,7 @@ issue to
 The
 .Nm
 device driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 The
 .Nm
diff --git a/share/man/man4/snd_envy24.4 b/share/man/man4/snd_envy24.4
index a14ae158e2d..30f13341c45 100644
--- a/share/man/man4/snd_envy24.4
+++ b/share/man/man4/snd_envy24.4
@@ -71,7 +71,7 @@ Terratec DMX 6fire
 The
 .Nm
 device driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 .An -nosplit
 The
diff --git a/share/man/man4/snd_envy24ht.4 b/share/man/man4/snd_envy24ht.4
index 105ed132f37..807ba6219da 100644
--- a/share/man/man4/snd_envy24ht.4
+++ b/share/man/man4/snd_envy24ht.4
@@ -91,7 +91,7 @@ Terratec PHASE 28
 The
 .Nm
 device driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 .An -nosplit
 The
diff --git a/share/man/man4/snd_hda.4 b/share/man/man4/snd_hda.4
index 3442a51a457..3cc4210fbd8 100644
--- a/share/man/man4/snd_hda.4
+++ b/share/man/man4/snd_hda.4
@@ -234,7 +234,7 @@ VIA VT1709
 The
 .Nm
 device driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 .An -nosplit
 The
diff --git a/share/man/man4/snd_spicds.4 b/share/man/man4/snd_spicds.4
index 72ae1f561da..7b95b8689bd 100644
--- a/share/man/man4/snd_spicds.4
+++ b/share/man/man4/snd_spicds.4
@@ -75,7 +75,7 @@ WM8770
 The
 .Nm
 device driver first appeared in
-.Fx 7.0 .
+.Fx 6.3 .
 .Sh AUTHORS
 .An -nosplit
 The