diff --git a/lib/Checker/BuiltinFunctionChecker.cpp b/lib/Checker/BuiltinFunctionChecker.cpp
index 6761a7a..a43a284 100644
--- a/lib/Checker/BuiltinFunctionChecker.cpp
+++ b/lib/Checker/BuiltinFunctionChecker.cpp
@@ -22,7 +22,7 @@
 class BuiltinFunctionChecker : public Checker {
 public:
   static void *getTag() { static int tag = 0; return &tag; }
-  virtual bool EvalCallExpr(CheckerContext &C, const CallExpr *CE);
+  virtual bool evalCallExpr(CheckerContext &C, const CallExpr *CE);
 };
 
 }
@@ -31,7 +31,7 @@
   Eng.registerCheck(new BuiltinFunctionChecker());
 }
 
-bool BuiltinFunctionChecker::EvalCallExpr(CheckerContext &C,const CallExpr *CE){
+bool BuiltinFunctionChecker::evalCallExpr(CheckerContext &C,const CallExpr *CE){
   const GRState *state = C.getState();
   const Expr *Callee = CE->getCallee();
   SVal L = state->getSVal(Callee);
@@ -72,7 +72,7 @@
 
     SValBuilder& svalBuilder = ValMgr.getSValBuilder();
     DefinedOrUnknownSVal ExtentMatchesSizeArg =
-      svalBuilder.EvalEQ(state, Extent, Size);
+      svalBuilder.evalEQ(state, Extent, Size);
     state = state->Assume(ExtentMatchesSizeArg, true);
 
     C.GenerateNode(state->BindExpr(CE, loc::MemRegionVal(R)));