diff --git a/build.sbt b/build.sbt
index db01ad28..d0f444ed 100644
--- a/build.sbt
+++ b/build.sbt
@@ -38,7 +38,7 @@ enablePlugins(StandaloneUnidoc, TravisUnidocTitle)
 
 unidocProjectFilter in ScalaUnidoc in unidoc := inAggregates(LocalRootProject)
 
-addCompilerPlugin("org.spire-math" %% "kind-projector" % "0.9.3")
+addCompilerPlugin("org.spire-math" %% "kind-projector" % "0.9.10")
 
 addCompilerPlugin("org.scalamacros" % "paradise" % "2.1.0" cross CrossVersion.full)