diff --git a/scripts/env/use b/scripts/env/use
index 45a6a09..da14059 100644
--- a/scripts/env/use
+++ b/scripts/env/use
@@ -1,9 +1,18 @@
 #!/bin/bash
 function gvm_use() {
-	[[ "$1" != "" ]] || 
+	[[ "$1" != "" ]] ||
 		display_error "Please specifiy the version" || return 1
-	fuzzy_match=`$LS_PATH $GVM_ROOT/gos | $SORT_PATH | $GREP_PATH "$1" | $HEAD_PATH -n 1 | $GREP_PATH "$1"` ||
-		display_error "Invalid version $1" || return 1
+	VERSION=$1
+	fuzzy_match=`$LS_PATH $GVM_ROOT/gos | $SORT_PATH | $GREP_PATH "$1" | $HEAD_PATH -n 1 | $GREP_PATH "$1"`
+	if [[ "$?" != "0" ]]; then
+		GO_CACHE_PATH=$GVM_ROOT/archive/go
+		version=`hg tags -R $GO_CACHE_PATH | awk '{print $1}' | $SORT_PATH | $GREP_PATH "$VERSION" | $HEAD_PATH -n 1 | $GREP_PATH "$VERSION"`
+		if [[ "x$version" == "x" ]]; then
+			display_error "Version not found locally. Try 'gvm install $1'" || return 1
+		else
+			display_warning "$version is not installed. Install it by running 'gvm install $version'" || return 1
+		fi
+	fi
 
 	export PATH=$GVM_PATH_BACKUP
 	. $GVM_ROOT/environments/$fuzzy_match &> /dev/null || display_error "Couldn't source environment" || return 1
diff --git a/scripts/function/display_warning b/scripts/function/display_warning
index 6320a43..e5afde0 100644
--- a/scripts/function/display_warning
+++ b/scripts/function/display_warning
@@ -4,7 +4,7 @@ display_warning() {
 		# YELLOW!
 		tput sgr0
 		tput setaf 3
-		echo "$1"
+		echo "WARNING: $1"
 		tput sgr0
 	else
 		echo "$1"