diff --git a/sbt/src/sbt-test/compiler-project/inc-ant-style/build.sbt b/sbt/src/sbt-test/compiler-project/inc-ant-style/build.sbt
index 65647557e..dd071c738 100644
--- a/sbt/src/sbt-test/compiler-project/inc-ant-style/build.sbt
+++ b/sbt/src/sbt-test/compiler-project/inc-ant-style/build.sbt
@@ -1,6 +1,6 @@
 logLevel := Level.Debug
 
-incOptions := incOptions.value.withAntStyle(true)
+incOptions := incOptions.value.withNameHashing(false).withAntStyle(true)
 
 /* Performs checks related to compilations:
  *  a) checks in which compilation given set of files was recompiled