diff --git a/tests/spec/shell/env.spec.js b/tests/spec/shell/env.spec.js
index 22a5e4a..bfabd86 100644
--- a/tests/spec/shell/env.spec.js
+++ b/tests/spec/shell/env.spec.js
@@ -35,7 +35,7 @@ describe('FileSystemShell.env', function() {
     var fs = util.fs();
     var shell = new fs.Shell();
 
-    shell.cat(null, function(error, list) {
+    shell.ls(null, function(error, list) {
       expect(error).to.exist;
       expect(error.code).to.equal('EINVAL');
       expect(list).not.to.exist;
diff --git a/tests/spec/shell/ls.spec.js b/tests/spec/shell/ls.spec.js
index de8d6b9..44cb4a5 100644
--- a/tests/spec/shell/ls.spec.js
+++ b/tests/spec/shell/ls.spec.js
@@ -14,7 +14,7 @@ describe('FileSystemShell.ls', function() {
     var fs = util.fs();
     var shell = new fs.Shell();
 
-    shell.cat(null, function(error, list) {
+    shell.ls(null, function(error, list) {
       expect(error).to.exist;
       expect(error.code).to.equal('EINVAL');
       expect(list).not.to.exist;