diff --git a/info/land.t b/info/land.t
index 8fd39f5c..f45becaf 100644
--- a/info/land.t
+++ b/info/land.t
@@ -25,7 +25,7 @@ the land unit's current location,
 .L a
 the army designation letter (set by \*Qarmy\*U command),
 .L eff
-the land unit's efficiency, prefixed by \*Q=\*U if stopped,
+the land unit's efficiency, prefixed by \*Q!\*U if stopped,
 .L mil
 the number of mil currently in the land unit,
 .L frt
diff --git a/info/nuke.t b/info/nuke.t
index b4a3eacd..4890b6e7 100644
--- a/info/nuke.t
+++ b/info/nuke.t
@@ -23,7 +23,7 @@ the nuke's current location,
 .L s
 the \*Qstockpile\*U designation letter,
 .L eff
-the nuke's efficiency, prefixed by \*Q=\*U if stopped,
+the nuke's efficiency, prefixed by \*Q!\*U if stopped,
 .L tech
 the tech level at which it was created,
 .L carry
diff --git a/info/plane.t b/info/plane.t
index d31be028..8ce04cc7 100644
--- a/info/plane.t
+++ b/info/plane.t
@@ -25,7 +25,7 @@ the plane's current location,
 .L w
 the \*Qair wing\*U designation letter (set by \*Qwingadd\*U command),
 .L eff
-the plane's efficiency, prefixed by \*Q=\*U if stopped,
+the plane's efficiency, prefixed by \*Q!\*U if stopped,
 .L mu
 the number of mobility points the plane has,
 .L def
diff --git a/info/ship.t b/info/ship.t
index 66ccd236..c0f7778c 100644
--- a/info/ship.t
+++ b/info/ship.t
@@ -23,7 +23,7 @@ the ship's current location,
 .L flt
 the fleet designation letter (set by \*Qfleetadd\*U command),
 .L eff
-the ship's efficiency, prefixed by \*Q=\*U if stopped,
+the ship's efficiency, prefixed by \*Q!\*U if stopped,
 .L civ
 the number of civilians on board,
 .L mil