diff --git a/src/qt/intro.cpp b/src/qt/intro.cpp
index 234d618dd7..c6b8758e9d 100644
--- a/src/qt/intro.cpp
+++ b/src/qt/intro.cpp
@@ -24,7 +24,7 @@
 
 static const uint64_t GB_BYTES = 1000000000LL;
 /* Minimum free space (in GB) needed for data directory */
-static const uint64_t BLOCK_CHAIN_SIZE = 30;
+static const uint64_t BLOCK_CHAIN_SIZE = 35;
 /* Minimum free space (in GB) needed for data directory when pruned; Does not include prune target */
 static const uint64_t CHAIN_STATE_SIZE = 1;
 /* Total required space (in GB) depending on user choice (prune, not prune) */