diff --git a/README.md b/README.md
index 6991978..0b312f7 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@
 - A recent-ish build of zig from the [main branch](https://github.zom/ziglang/zig) (0.9.1 will NOT work, it is missing stdlib apis we use)
 - System libraries
     * `sqlite3`
+    * `libpq`
 
 NOTE: compilation is broken right now because of: