diff --git a/aegisub/src/time_range.h b/aegisub/src/time_range.h
index 2b09b9dc1..e4e25e863 100644
--- a/aegisub/src/time_range.h
+++ b/aegisub/src/time_range.h
@@ -40,22 +40,12 @@ public:
 	/// @brief Constructor
 	/// @param begin Index of the first millisecond to include in the range
 	/// @param end   Index of one past the last millisecond to include in the range
-	TimeRange(int begin, int end) : _begin(begin), _end(end)
+	TimeRange(int begin, int end)
+	: _begin(begin), _end(end)
 	{
 		assert(end >= begin);
 	}
 
-	/// @brief Copy constructor, optionally adjusting the range
-	/// @param src          The range to duplicate
-	/// @param begin_adjust Number of milliseconds to add to the start of the range
-	/// @param end_adjust   Number of milliseconds to add to the end of the range
-	TimeRange(const TimeRange &src, int begin_adjust = 0, int end_adjust = 0)
-	{
-		_begin = src._begin + begin_adjust;
-		_end = src._end + end_adjust;
-		assert(_end >= _begin);
-	}
-
 	/// Get the length of the range in milliseconds
 	int length() const { return _end - _begin; }
 	/// Get the start time of the range in milliseconds