diff --git a/src/test/kotlin/net/thauvin/erik/gradle/semver/SemverConfigSpec.kt b/src/test/kotlin/net/thauvin/erik/gradle/semver/SemverConfigSpec.kt
index 511d16f..8716e92 100644
--- a/src/test/kotlin/net/thauvin/erik/gradle/semver/SemverConfigSpec.kt
+++ b/src/test/kotlin/net/thauvin/erik/gradle/semver/SemverConfigSpec.kt
@@ -71,7 +71,7 @@ object SemverConfigSpec : Spek({
                 }
             }
             on("should be version.properties") {
-                assertTrue(config.properties.equals("version.properties"))
+                assertTrue(config.properties == "version.properties")
             }
             on("set keys to test.xxx") {
                 config.keysPrefix = "test."