diff --git a/versioning/BRM/extentmap.cpp b/versioning/BRM/extentmap.cpp
index fab238286..0069df668 100644
--- a/versioning/BRM/extentmap.cpp
+++ b/versioning/BRM/extentmap.cpp
@@ -1840,6 +1840,7 @@ struct EMBinaryReader
 void ExtentMap::loadFromBinaryBlob(const char* blob)
 {
   grabEMEntryTable(WRITE);
+  grabEMIndex(WRITE);
 
   try
   {
@@ -1847,6 +1848,7 @@ void ExtentMap::loadFromBinaryBlob(const char* blob)
   }
   catch (...)
   {
+    releaseEMIndex(WRITE);
     releaseEMEntryTable(WRITE);
     throw;
   }
@@ -6562,4 +6564,4 @@ template int ExtentMap::getMaxMin<int128_t>(const LBID_t lbidRange, int128_t& ma
 template int ExtentMap::getMaxMin<int64_t>(const LBID_t lbidRange, int64_t& max, int64_t& min,
                                            int32_t& seqNum);
 
-}  // namespace BRM
\ No newline at end of file
+}  // namespace BRM