diff --git a/recipes-core/memchr/memchr-rs_0.1.3.bb b/recipes-core/memchr/memchr-rs_0.1.3.bb
index e0e61f0..b216cfd 100644
--- a/recipes-core/memchr/memchr-rs_0.1.3.bb
+++ b/recipes-core/memchr/memchr-rs_0.1.3.bb
@@ -11,9 +11,6 @@ SRCREV = "a91e63378bf6f4bba5c7d88f4fe98efdcb432c99"
 
 S = "${WORKDIR}/git"
 
-# This module is tiny. One wrapper function only.
-CRATE_TYPE = "rlib"
-
 do_compile () {
 	oe_compile_rust_lib
 }
diff --git a/recipes-core/regex/regex-syntax-rs.bb b/recipes-core/regex/regex-syntax-rs.bb
index 56ed2a3..9d440ba 100644
--- a/recipes-core/regex/regex-syntax-rs.bb
+++ b/recipes-core/regex/regex-syntax-rs.bb
@@ -2,6 +2,4 @@ DESCRIPTION = "A regular expression parser"
 
 require regex.inc
 
-# Should only be used directly by regex
-CRATE_TYPE = "rlib"
 LIB_SRC = "${S}/regex-syntax/src/lib.rs"
diff --git a/recipes-core/udev/libudev-sys-rs_0.1.1.bb b/recipes-core/udev/libudev-sys-rs_0.1.1.bb
index b2e0faa..e87a219 100644
--- a/recipes-core/udev/libudev-sys-rs_0.1.1.bb
+++ b/recipes-core/udev/libudev-sys-rs_0.1.1.bb
@@ -12,7 +12,6 @@ SRCREV = "14c24afc61e3315dffddab2c7f36999a16a002d8"
 S = "${WORKDIR}/git"
 
 RUSTC_FLAGS += "-ludev"
-CRATE_TYPE = "rlib"
 
 do_compile () {
 	oe_compile_rust_lib