diff --git a/CHANGES.md b/CHANGES.md
index 34e95fc..e94a501 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -24,6 +24,7 @@ v1.6.2 - YYYY-MM-DD
 - Added missing range checks to `pdfioArrayCopy` and `pdfioDictCopy`.
 - Refactored PDF encryption code to fix unlocking with certain files.
 - Improved xref table loop detection (Issue #148)
+- Changed how duplicate objects are handled in PDF files (Issue #155)
 - Fixed xref reconstruction for objects lacking a `Type` value.
 - Fixed `pdfioPageOpenStream` for indirect `Contents` arrays.
 - Fixed an error propagation bug when reading too-long values (Issue #146)
diff --git a/pdfio-file.c b/pdfio-file.c
index 32ed8fe..2e0b292 100644
--- a/pdfio-file.c
+++ b/pdfio-file.c
@@ -2236,20 +2236,26 @@ load_xref(
 	  // Create a placeholder for the object in memory...
 	  if ((current = pdfioFileFindObj(pdf, (size_t)number)) != NULL)
 	  {
-	    PDFIO_DEBUG("load_xref: existing object, prev offset=%u\n", (unsigned)current->offset);
+	    PDFIO_DEBUG("load_xref: existing object, prev offset=%u, generation=%u, new generation=%u\n", (unsigned)current->offset, (unsigned)current->generation, (unsigned)generation);
 
-            if (w[0] == 0 || buffer[0] == 1)
+            if (generation > current->generation)
             {
-              // Location of object...
-	      current->offset = (off_t)offset;
-	    }
-	    else if (number != offset)
-	    {
-	      // Object is part of a stream, offset is the object number...
-	      current->offset = 0;
-	    }
+              // Newer version of an existing object - update the references...
+              current->generation = generation;
 
-	    PDFIO_DEBUG("load_xref: new offset=%u\n", (unsigned)current->offset);
+	      if (w[0] == 0 || buffer[0] == 1)
+	      {
+		// Location of object...
+		current->offset = (off_t)offset;
+	      }
+	      else if (number != offset)
+	      {
+		// Object is part of a stream, offset is the object number...
+		current->offset = 0;
+	      }
+
+	      PDFIO_DEBUG("load_xref: new offset=%u\n", (unsigned)current->offset);
+	    }
 	  }
 
 	  if (w[0] > 0 && buffer[0] == 2)