1 files changed, 6 insertions, 2 deletions

diff --git a/crates/ra_ide_api/Cargo.toml b/crates/ra_ide_api/Cargo.toml
index ad9dd2088..908899129 100644
--- a/crates/ra_ide_api/Cargo.toml
+++ b/crates/ra_ide_api/Cargo.toml
@@ -14,8 +14,9 @@ fst = "0.3.1"
 rustc-hash = "1.0"
 parking_lot = "0.7.0"
 unicase = "2.2.0"
-jemallocator = "0.1.9"
-jemalloc-ctl = "0.2.0"
+
+jemallocator = { version = "0.1.9", optional = true }
+jemalloc-ctl = { version = "0.2.0", optional = true }
 
 ra_syntax = { path = "../ra_syntax" }
 ra_ide_api_light = { path = "../ra_ide_api_light" }
@@ -26,3 +27,6 @@ test_utils = { path = "../test_utils" }
 
 [dev-dependencies]
 insta = "0.5.1"
+
+[features]
+jemalloc = [ "jemallocator", "jemalloc-ctl" ]