diff --git a/panda/src/distort/nonlinearImager.h b/panda/src/distort/nonlinearImager.h
index 241e0046ab..e35575dd2b 100644
--- a/panda/src/distort/nonlinearImager.h
+++ b/panda/src/distort/nonlinearImager.h
@@ -54,7 +54,7 @@ class GraphicsStateGuardian;
 //               seen by a normal perspective camera that exists in
 //               the world (that is, under render).
 //
-//               There also exist in the theater one or more (possibly
+//               There also exist in the room one or more (possibly
 //               nonlinear) cameras, called viewers, that observe
 //               these screens.  Each of these viewers is associated
 //               with a single DisplayRegion, where the final results