diff --git a/v2/transform/ZRLT.go b/v2/transform/ZRLT.go
index eb3f4e72..0e6600cf 100644
--- a/v2/transform/ZRLT.go
+++ b/v2/transform/ZRLT.go
@@ -162,7 +162,7 @@ func (this *ZRLT) Inverse(src, dst []byte) (uint, uint, error) {
 			runLength--
 
 			if runLength > 0 {
-				if runLength > dstEnd-dstIdx {
+				if runLength >= dstEnd-dstIdx {
 					break
 				}