diff --git a/src/libcretonne/lib.rs b/src/libcretonne/lib.rs
index d5c501477c..0223e4a4b0 100644
--- a/src/libcretonne/lib.rs
+++ b/src/libcretonne/lib.rs
@@ -19,4 +19,4 @@ pub mod cfg;
 
 pub mod entity_map;
 
-#[cfg(test)] pub mod test_utils;
+#[cfg(test)]pub mod test_utils;
diff --git a/src/libcretonne/test_utils/make_inst.rs b/src/libcretonne/test_utils/make_inst.rs
index 167512b8b5..a12fb47191 100644
--- a/src/libcretonne/test_utils/make_inst.rs
+++ b/src/libcretonne/test_utils/make_inst.rs
@@ -1,14 +1,8 @@
-///! Helper functions for generating dummy instructions.
+//! Helper functions for generating dummy instructions.
 
 use repr::Function;
 use entities::{Ebb, Inst, NO_VALUE};
-use instructions::{
-    InstructionData,
-    Opcode,
-    VariableArgs,
-    JumpData,
-    BranchData,
-};
+use instructions::{InstructionData, Opcode, VariableArgs, JumpData, BranchData};
 use types;
 
 pub fn jump(func: &mut Function, dest: Ebb) -> Inst {
diff --git a/src/libcretonne/test_utils/mod.rs b/src/libcretonne/test_utils/mod.rs
index 49e6b23be8..6273573d6d 100644
--- a/src/libcretonne/test_utils/mod.rs
+++ b/src/libcretonne/test_utils/mod.rs
@@ -1,3 +1,3 @@
-///! Test utility functions.
+//! Test utility functions.
 
 pub mod make_inst;