diff --git a/Gopkg.lock b/Gopkg.lock
index 0499f08..09c1d38 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -15,7 +15,7 @@
   branch = "master"
   name = "github.com/OpenPeeDeeP/depguard"
   packages = ["."]
-  revision = "f2dff4f73566d1b9bd73f9bfd765030fbae5263a"
+  revision = "a69c782687b207067fa0e371408bb18f38e1355f"
 
 [[projects]]
   name = "github.com/client9/misspell"
@@ -35,6 +35,21 @@
   revision = "c2828203cd70a50dcccfb2761f8b1f8ceef9a8e9"
   version = "v1.4.7"
 
+[[projects]]
+  name = "github.com/gobwas/glob"
+  packages = [
+    ".",
+    "compiler",
+    "match",
+    "syntax",
+    "syntax/ast",
+    "syntax/lexer",
+    "util/runes",
+    "util/strings"
+  ]
+  revision = "5ccd90ef52e1e632236f7326478d4faa74f99438"
+  version = "v0.2.3"
+
 [[projects]]
   name = "github.com/gogo/protobuf"
   packages = ["proto"]
@@ -99,8 +114,8 @@
     "pkg/result/processors",
     "pkg/timeutils"
   ]
-  revision = "1774bf22a26aa1203677a947092345d1e61e6e26"
-  version = "v1.9.1"
+  revision = "973c9fdfd8c3f4a633a1a8fd37ef3d2f0f733d54"
+  version = "v1.9.3"
 
 [[projects]]
   branch = "master"
@@ -110,7 +125,7 @@
     "lib/cfg",
     "lib/whitelist"
   ]
-  revision = "54e733a64097854cf4d8fa80ccf48012a487ae1a"
+  revision = "e3b43b6cb1916e0000f244f26ee752733e544429"
 
 [[projects]]
   branch = "master"
@@ -304,8 +319,8 @@
 [[projects]]
   name = "github.com/tidwall/gjson"
   packages = ["."]
-  revision = "f123b340873a0084cb27267eddd8ff615115fbff"
-  version = "v1.1.2"
+  revision = "1e3f6aeaa5bad08d777ea7807b279a07885dd8b2"
+  version = "v1.1.3"
 
 [[projects]]
   branch = "master"
@@ -317,7 +332,7 @@
   branch = "master"
   name = "golang.org/x/crypto"
   packages = ["ssh/terminal"]
-  revision = "c126467f60eb25f8f27e5a981f32a87e3965053f"
+  revision = "f792edd33d2c59a74c4d81e9b9a536e5301a8b83"
 
 [[projects]]
   branch = "master"
@@ -326,7 +341,7 @@
     "unix",
     "windows"
   ]
-  revision = "ac767d655b305d4e9612f5f6e33120b9176c4ad4"
+  revision = "34b17bdb430002e9db9ae7ddc8480b9fa05edc22"
 
 [[projects]]
   name = "golang.org/x/text"
@@ -361,7 +376,7 @@
     "imports",
     "internal/fastwalk"
   ]
-  revision = "10e39b9b093209d1d6c03acc2252a399ece6b112"
+  revision = "1b5a18146dea803d40d194b191359600da91665a"
   source = "github.com/golangci/tools"
 
 [[projects]]
diff --git a/cloud_env.go b/cloud_env.go
index 63a01f9..2d27425 100644
--- a/cloud_env.go
+++ b/cloud_env.go
@@ -248,7 +248,7 @@ func processJSONPath(jsonString string, jsonPath string) (string, bool) {
 	err := json.Unmarshal([]byte(jsonString), &json_data)
 	if err != nil {
 		return "", false
-	} 
+	}
 	res, err := jsonpath.JsonPathLookup(json_data, jsonPath)
 	_, isMap := res.(map[string]interface{})
 	_, isArr := res.([]interface{})
@@ -282,12 +282,16 @@ func GetCredentialsForService(serviceTag, serviceLabel, credentials string) map[
 
 func GetString(name string) (string, bool) {
 	val, ok := loadedMappings[name]
+	if !ok {
+		return "", false
+	}
+
 	_, isStr := val.(string)
-	if ok && !isStr {
+	if !isStr {
 		bytes, _ := json.Marshal(val)
 		return string(bytes), true
 	}
-	return val.(string), ok
+	return val.(string), true
 }
 
 func GetDictionary(name string) gjson.Result {
diff --git a/mappings_test.go b/mappings_test.go
index bfd7c19..b7e20ad 100644
--- a/mappings_test.go
+++ b/mappings_test.go
@@ -149,3 +149,14 @@ func TestJsonPathFromEnvVar(t *testing.T) {
 		t.Errorf("Got: \t%s\n Wanted: \t%s\n", testString, "env-var-json-username")
 	}
 }
+
+func TestBadVars(t *testing.T) {
+	setEnvVariable()
+
+	for i := 1; i <= 4; i++ {
+		badStr, ok := GetString("bad_var" + string(i))
+		if badStr != "" || ok {
+			t.Errorf("Did not correctly fail bad string\n")
+		}
+	}
+}