diff --git a/nvm.sh b/nvm.sh
index f12b259..85e7ffb 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -3970,7 +3970,7 @@ nvm() {
         # so, unalias it.
         nvm unalias "${ALIAS}"
         return $?
-      elif grep -q "#" <<< "${ALIAS}"; then
+      elif echo $ALIAS | grep -q "#"; then
         nvm_err "Aliases may not have a # inside it"
         exit 1
       elif [ "${TARGET}" != '--' ]; then
diff --git "a/test/slow/nvm use/Running \"nvm use\" ignores comments in the .nvmrc" "b/test/slow/nvm use/Running \"nvm use\" ignores comments in the nvmrc"
similarity index 97%
rename from "test/slow/nvm use/Running \"nvm use\" ignores comments in the .nvmrc"
rename to "test/slow/nvm use/Running \"nvm use\" ignores comments in the nvmrc"
index f2c0885..0bf5dde 100755
--- "a/test/slow/nvm use/Running \"nvm use\" ignores comments in the .nvmrc"	
+++ "b/test/slow/nvm use/Running \"nvm use\" ignores comments in the nvmrc"	
@@ -14,4 +14,4 @@ EXPECTED_OUTPUT="Found '$(nvm_find_up .nvmrc)/.nvmrc' with version <node>"
 [ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] \
   || die "'nvm_rc_version' did not output '$EXPECTED_OUTPUT'; got '$OUTPUT'"
 
-rm -f .nvmrc
\ No newline at end of file
+rm -f .nvmrc