diff --git a/plugins/icesat2/plugin/Atl06Reader.cpp b/plugins/icesat2/plugin/Atl06Reader.cpp
index 3f67d0527..4e73a64af 100644
--- a/plugins/icesat2/plugin/Atl06Reader.cpp
+++ b/plugins/icesat2/plugin/Atl06Reader.cpp
@@ -532,7 +532,6 @@ void* Atl06Reader::subsettingThread (void* parm)
     Atl06Reader* reader = info->reader;
     Icesat2Parms* parms = reader->parms;
     stats_t local_stats = {0, 0, 0, 0, 0};
-    uint32_t extent_counter = 0;
     RecordObject** ancillary = NULL;
     long* ancillary_index = NULL;
 
@@ -576,6 +575,9 @@ void* Atl06Reader::subsettingThread (void* parm)
         /* Increment Read Statistics */
         local_stats.segments_read = region.latitude.size;
 
+        /* Initialize Extent Counter */
+        uint32_t extent_counter = 0;
+
         /* Loop Through Each Segment */
         for(long segment = 0; reader->active && segment < region.num_segments; segment++)
         {