diff --git a/dumps/hgr.go b/dumps/hgr.go
index 8d9ef47..e9aeeba 100644
--- a/dumps/hgr.go
+++ b/dumps/hgr.go
@@ -73,6 +73,10 @@ func run(args []string) error {
 			paletted.Set(x0+2*b, y, c)
 			paletted.Set(x0+2*b+1, y, c)
 		}
+		// Draw an extra dot so delayed patterns can "extend" the last value.
+		if val&0x80 == 0 && val&0x40 > 0 {
+			paletted.Set(x0+2*7, y, color.White)
+		}
 	}
 
 	f, err := os.Create(args[1])
diff --git a/images/ancient-legends.png b/images/ancient-legends.png
index 7acd488..bd42c3f 100644
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diff --git a/images/archon-ii.png b/images/archon-ii.png
index 9c904d7..80cb268 100644
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diff --git a/images/archon.png b/images/archon.png
index 6a4cd4d..a1c502f 100644
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diff --git a/images/bards-tale.png b/images/bards-tale.png
index 0322931..dacb76f 100644
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diff --git a/images/lode-runner.png b/images/lode-runner.png
index 6b83545..c5207cd 100644
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diff --git a/images/rescue-raiders-pic.png b/images/rescue-raiders-pic.png
index d608dea..9918ade 100644
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diff --git a/images/rescue-raiders-words.png b/images/rescue-raiders-words.png
index 21b647b..57392ad 100644
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