diff --git a/test/fast/Unit tests/iojs.org-dist-index.tab b/test/fast/Unit tests/mocks/iojs.org-dist-index.tab
similarity index 100%
rename from test/fast/Unit tests/iojs.org-dist-index.tab
rename to test/fast/Unit tests/mocks/iojs.org-dist-index.tab
diff --git a/test/fast/Unit tests/nodejs.org-dist-index.tab b/test/fast/Unit tests/mocks/nodejs.org-dist-index.tab
similarity index 100%
rename from test/fast/Unit tests/nodejs.org-dist-index.tab
rename to test/fast/Unit tests/mocks/nodejs.org-dist-index.tab
diff --git a/test/fast/Unit tests/nvm_ls_remote b/test/fast/Unit tests/nvm_ls_remote
index 95759e1..ed4e2c1 100755
--- a/test/fast/Unit tests/nvm_ls_remote	
+++ b/test/fast/Unit tests/nvm_ls_remote	
@@ -9,7 +9,7 @@ cleanup() {
 . ../../../nvm.sh
 
 # sample output at the time the test was written
-TAB_PATH="$PWD/nodejs.org-dist-index.tab"
+TAB_PATH="$PWD/mocks/nodejs.org-dist-index.tab"
 nvm_download() {
   cat "$TAB_PATH"
 }
diff --git a/test/fast/Unit tests/nvm_ls_remote_iojs b/test/fast/Unit tests/nvm_ls_remote_iojs
index d93e077..03bb417 100755
--- a/test/fast/Unit tests/nvm_ls_remote_iojs	
+++ b/test/fast/Unit tests/nvm_ls_remote_iojs	
@@ -9,7 +9,7 @@ cleanup() {
 . ../../../nvm.sh
 
 # sample output at the time the test was written
-TAB_PATH="$PWD/iojs.org-dist-index.tab"
+TAB_PATH="$PWD/mocks/iojs.org-dist-index.tab"
 nvm_download() {
   cat "$TAB_PATH"
 }
diff --git a/update_test_mocks.sh b/update_test_mocks.sh
new file mode 100755
index 0000000..7f42195
--- /dev/null
+++ b/update_test_mocks.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -e
+
+echo 'Updating test mocks...'
+
+MOCKS_DIR="$PWD/test/fast/Unit tests/mocks"
+
+echo "creating $MOCKS_DIR"
+mkdir -p MOCKS_DIR
+
+. "$NVM_DIR/nvm.sh"
+
+nvm_download -L -s "$NVM_NODEJS_ORG_MIRROR/index.tab" -o - > "$MOCKS_DIR/nodejs.org-dist-index.tab"
+nvm_download -L -s "$NVM_IOJS_ORG_MIRROR/index.tab" -o - > "$MOCKS_DIR/iojs.org-dist-index.tab"
+
+echo "done! Don't forget to git commit them."