diff --git a/src/server/project.ts b/src/server/project.ts
index 73d7f2d5017..483dfe841a7 100644
--- a/src/server/project.ts
+++ b/src/server/project.ts
@@ -594,7 +594,7 @@ namespace ts.server {
 
             // update builder only if language service is enabled
             // otherwise tell it to drop its internal state
-            if (this.languageServiceEnabled) {
+            if (this.languageServiceEnabled && this.compileOnSaveEnabled) {
                 this.builder.onProjectUpdateGraph();
             }
             else {