diff --git a/nalgebra-lapack/README.md b/nalgebra-lapack/README.md
index dc3d0b96..573d4299 100644
--- a/nalgebra-lapack/README.md
+++ b/nalgebra-lapack/README.md
@@ -35,14 +35,14 @@ CBLAS:
     export CARGO_FEATURE_EXCLUDE_LAPACKE=1
     export CARGO_FEATURE_EXCLUDE_CBLAS=1
 
-    export CARGO_FEATURES='--no-default-features --features netlib'
+    export CARGO_FEATURES="--no-default-features --features netlib"
     cargo build ${CARGO_FEATURES}
 
 ### Mac OS X
 
 On Mac OS X, do this to use Apple's Accelerate framework:
 
-    export CARGO_FEATURES='--no-default-features --features accelerate'
+    export CARGO_FEATURES="--no-default-features --features accelerate"
     cargo build ${CARGO_FEATURES}
 
 [version-img]: https://img.shields.io/crates/v/nalgebra-lapack.svg
diff --git a/nalgebra-lapack/src/lib.rs b/nalgebra-lapack/src/lib.rs
index 3af37843..c2f23846 100644
--- a/nalgebra-lapack/src/lib.rs
+++ b/nalgebra-lapack/src/lib.rs
@@ -36,7 +36,7 @@
 //! export CARGO_FEATURE_EXCLUDE_LAPACKE=1
 //! export CARGO_FEATURE_EXCLUDE_CBLAS=1
 //!
-//! export CARGO_FEATURES='--no-default-features --features netlib'
+//! export CARGO_FEATURES="--no-default-features --features netlib"
 //! cargo build ${CARGO_FEATURES}
 //! ```
 //!
@@ -45,7 +45,7 @@
 //! On Mac OS X, do this to use Apple's Accelerate framework:
 //!
 //! ```.ignore
-//! export CARGO_FEATURES='--no-default-features --features accelerate'
+//! export CARGO_FEATURES="--no-default-features --features accelerate"
 //! cargo build ${CARGO_FEATURES}
 //! ```
 //!