diff --git a/src/xsd/Exporter.ts b/src/xsd/Exporter.ts
index 5def20e..1264daf 100644
--- a/src/xsd/Exporter.ts
+++ b/src/xsd/Exporter.ts
@@ -193,7 +193,7 @@ function exportType(type: types.TypeBase, namespace: schema.Namespace) {
 
 /** Export parsed xsd into a simpler internal schema format. */
 
-export function exportNamespace(namespace: Namespace) {
+export function exportNamespace(namespace: Namespace): schema.Type {
 	var outNamespace = schema.Namespace.register(namespace.id, namespace.name);
 	var doc = outNamespace.doc;
 
diff --git a/src/xsd/Scope.ts b/src/xsd/Scope.ts
index 8babf07..2a7c199 100644
--- a/src/xsd/Scope.ts
+++ b/src/xsd/Scope.ts
@@ -126,7 +126,7 @@ console.log('Missing ' + type + ': ' + name.name);
 		this.parent.setType(type);
 	}
 
-	getType() { return(this.type); }
+	getType(): types.TypeBase { return(this.type); }
 
 	dumpTypes() {
 		return((this.expose['type'] || {}) as {[name: string]: TypeMember});
diff --git a/src/xsd/types/MemberBase.ts b/src/xsd/types/MemberBase.ts
index 028a11e..7bd1ee6 100644
--- a/src/xsd/types/MemberBase.ts
+++ b/src/xsd/types/MemberBase.ts
@@ -32,7 +32,7 @@ export class MemberBase extends types.Base {
 		return(member);
 	}
 
-	getTypes() {
+	getTypes(): types.TypeBase[] {
 		var typeList: types.TypeBase[];
 
 		// Filter out types of unresolved elements.
diff --git a/src/xsd/types/TypeBase.ts b/src/xsd/types/TypeBase.ts
index 4695aa4..f5b0e1b 100644
--- a/src/xsd/types/TypeBase.ts
+++ b/src/xsd/types/TypeBase.ts
@@ -13,7 +13,7 @@ export class TypeBase extends Base {
 		this.surrogateKey = TypeBase.nextKey++;
 	}
 
-	getOutType() {
+	getOutType(): schema.Type {
 		var outType = this.outType;
 
 		if(!outType) {