diff --git a/libs/audio/source/combine/loop.cpp b/libs/audio/source/combine/loop.cpp
index 5804c76f..e90926d6 100644
--- a/libs/audio/source/combine/loop.cpp
+++ b/libs/audio/source/combine/loop.cpp
@@ -18,8 +18,8 @@ namespace psemek::audio
 
 			std::optional<std::size_t> length() const override
 			{
-				if (count_)
-					return (*stream_->length()) * (*count_);
+				if (auto length = stream_->length(); length && count_)
+					return (*length) * (*count_);
 				return std::nullopt;
 			}
 
@@ -34,6 +34,7 @@ namespace psemek::audio
 					if (scount < need)
 					{
 						++repeated_;
+						cached_length_ = stream_->played();
 						stream_ = dup_->stream();
 					}
 				}
@@ -42,7 +43,7 @@ namespace psemek::audio
 
 			std::size_t played() const override
 			{
-				return stream_->played() + (*stream_->length()) * repeated_;
+				return stream_->played() + cached_length_ * repeated_;
 			}
 
 		private:
@@ -50,6 +51,7 @@ namespace psemek::audio
 			stream_ptr stream_;
 			std::optional<std::size_t> count_;
 			std::size_t repeated_ = 0;
+			std::size_t cached_length_ = 0;
 		};
 
 	}