diff --git a/doc/build-osx.md b/doc/build-osx.md
--- a/doc/build-osx.md
+++ b/doc/build-osx.md
@@ -21,7 +21,7 @@
 
 Install dependencies:
 
-    brew install berkeley-db boost cmake libevent miniupnpc ninja openssl protobuf python qrencode qt zeromq
+    brew install berkeley-db boost cmake jemalloc libevent miniupnpc ninja openssl protobuf python qrencode qt zeromq
 
 See [dependencies.md](dependencies.md) for a complete overview.