diff --git a/src/cmdexpand.c b/src/cmdexpand.c
index 7e53114..3ceb6c7 100644
--- a/src/cmdexpand.c
+++ b/src/cmdexpand.c
@@ -2332,6 +2332,7 @@
 	    // FALLTHROUGH
 	case CMD_buffer:
 	case CMD_sbuffer:
+	case CMD_pbuffer:
 	case CMD_checktime:
 	    xp->xp_context = EXPAND_BUFFERS;
 	    xp->xp_pattern = arg;