diff --git a/docs/technical-specs.md b/docs/technical-specs.md
index 6a1f205..ea9290d 100644
--- a/docs/technical-specs.md
+++ b/docs/technical-specs.md
@@ -44,6 +44,11 @@ title: Monero Technical Specification
 * maximum of two times the median size of the last 100 blocks (2 * M100)
 * ~50KB as of June 2020; check [the latest block size](https://bitinfocharts.com/comparison/monero-size.html#3m)
 
+## Current blockchain size
+
+* Pruned node: ~ 57GB as of Jan 2023
+* Complete chain without any pruning: ~138GB as of Jan 2023
+
 ## Emission curve
 
 ### Main emission