diff --git a/mk/crates.mk b/mk/crates.mk
index 81b2b390fa4..b66aa9c5f25 100644
--- a/mk/crates.mk
+++ b/mk/crates.mk
@@ -50,8 +50,8 @@
 ################################################################################
 
 TARGET_CRATES := std extra green rustuv native flate arena glob term semver \
-                 uuid serialize sync getopts collections fourcc
-HOST_CRATES := syntax rustc rustdoc
+                 uuid serialize sync getopts collections
+HOST_CRATES := syntax rustc rustdoc fourcc
 CRATES := $(TARGET_CRATES) $(HOST_CRATES)
 TOOLS := compiletest rustdoc rustc