diff --git a/doc/install.md b/doc/install.md
index e2cdbe0c86a2ef864adb9587c78680edd231814a..d48ef0bef486609464703d962cd3b29f2c12db9c 100644
--- a/doc/install.md
+++ b/doc/install.md
@@ -4,8 +4,8 @@ The current version of SOCTools only runs on a single server. A fully distribute
 
 ## Hardware requirements
 * CPU: 8 cores
-* Memory: 32GB (It is possible to run on less but it is not recommended)
-* Disk: >30GB (This depends entirely on how much data you want to collect and how long you want to keep the data. For just testing SOCTools, 30GB is enough.)
+* Memory: 32GB
+* Disk: >40GB (This depends entirely on how much data you want to collect and how long you want to keep the data. For just testing SOCTools, 30GB is enough.)
 
 ## Prerequisites