diff --git a/ts2panda/src/base/typeSystem.ts b/ts2panda/src/base/typeSystem.ts
index cc06969f4910ab7bd2014dca7c8938a0d7e121eb..aeade0bfc89389fad1763815f43a39b8ba7ecfd8 100644
--- a/ts2panda/src/base/typeSystem.ts
+++ b/ts2panda/src/base/typeSystem.ts
@@ -395,8 +395,8 @@ export class ClassType extends BaseType {
 
         // Then, get the typeIndex and fill in the methods array
         let typeIndex = this.tryGetTypeIndex(member);
-        let funcModifier = funcType.getModifier();
-        if (funcModifier) {
+        let isStatic = funcType.hasModifier(Modifier.STATIC);
+        if (isStatic) {
             this.staticMethods.set(funcType.getFunctionName(), typeIndex!);
         } else {
             this.methods.set(funcType.getFunctionName(), typeIndex!);
@@ -596,6 +596,10 @@ export class FunctionType extends BaseType {
         return this.modifiers;
     }
 
+    hasModifier(modifier: Modifier) {
+        return (this.modifiers & modifier) ? true : false;
+    }
+
     transfer2LiteralBuffer(): LiteralBuffer {
         let funcTypeBuf = new LiteralBuffer();
         let funcTypeLiterals: Array<Literal> = new Array<Literal>();