diff --git a/benchmarks/build.sbt b/benchmarks/build.sbt
index a37be1da9..c0faccf4f 100644
--- a/benchmarks/build.sbt
+++ b/benchmarks/build.sbt
@@ -8,6 +8,6 @@ classDirectory in Jmh := (classDirectory in Test).value
 dependencyClasspath in Jmh := (dependencyClasspath in Test).value
 
 // rewire tasks, so that 'jmh:run' automatically invokes 'jmh:compile' (otherwise a clean 'jmh:run' would fail)
-compile in Jmh <<= (compile in Jmh).dependsOn(compile in Test)
+compile in Jmh := (compile in Jmh).dependsOn(compile in Test).value
 
-run in Jmh <<= (run in Jmh).dependsOn(Keys.compile in Jmh)
+run in Jmh := (run in Jmh).dependsOn(Keys.compile in Jmh).value