diff --git a/pkgs/development/libraries/rocksdb/default.nix b/pkgs/development/libraries/rocksdb/default.nix
index 3e97c3f343f..5f023da49f3 100644
--- a/pkgs/development/libraries/rocksdb/default.nix
+++ b/pkgs/development/libraries/rocksdb/default.nix
@@ -8,6 +8,7 @@
 , snappy
 , zlib
 , zstd
+, enableJemalloc ? false, jemalloc
 , enableLite ? false
 , enableShared ? true
 }:
@@ -25,7 +26,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ninja ];
 
-  buildInputs = [ bzip2 lz4 snappy zlib zstd ];
+  buildInputs = [ bzip2 lz4 snappy zlib zstd ] ++ stdenv.lib.optional enableJemalloc jemalloc;
 
   patches = [
     # Without this change private dependencies are exported.
@@ -41,7 +42,7 @@ stdenv.mkDerivation rec {
 
   cmakeFlags = [
     "-DPORTABLE=1"
-    "-DWITH_JEMALLOC=0"
+    "-DWITH_JEMALLOC=${if enableJemalloc then "1" else "0"}"
     "-DWITH_JNI=0"
     "-DWITH_BENCHMARK_TOOLS=0"
     "-DWITH_TESTS=1"