diff --git a/codegen/Cargo.toml b/codegen/Cargo.toml
index f8e19888..303cb7ca 100644
--- a/codegen/Cargo.toml
+++ b/codegen/Cargo.toml
@@ -19,7 +19,7 @@ rocket = { version = "0.3.5", path = "../lib/" }
 log = "0.3"
 
 [dev-dependencies]
-compiletest_rs = "0.3.1"
+compiletest_rs = ">= 0.3.1, <= 0.3.3"
 
 [build-dependencies]
 yansi = "0.3"