diff --git a/orx-color/build.gradle.kts b/orx-color/build.gradle.kts
index abcb2eb9..b0719cf0 100644
--- a/orx-color/build.gradle.kts
+++ b/orx-color/build.gradle.kts
@@ -30,6 +30,14 @@ kotlin {
             }
         }
 
+        val jvmTest by getting {
+            dependencies {
+                implementation(libs.kotlin.serialization.json)
+                implementation(libs.kotest.assertions)
+                implementation(libs.kotest.framework.engine)
+            }
+        }
+
         val jvmDemo by getting {
             dependencies {
                 implementation(project(":orx-camera"))
diff --git a/orx-color/src/commonTest/kotlin/spaces/TestMix.kt b/orx-color/src/jvmTest/kotlin/TestMix.kt
similarity index 98%
rename from orx-color/src/commonTest/kotlin/spaces/TestMix.kt
rename to orx-color/src/jvmTest/kotlin/TestMix.kt
index dafb287a..97daf257 100644
--- a/orx-color/src/commonTest/kotlin/spaces/TestMix.kt
+++ b/orx-color/src/jvmTest/kotlin/TestMix.kt
@@ -1,5 +1,3 @@
-package spaces
-
 import io.kotest.core.spec.style.DescribeSpec
 import org.openrndr.color.ColorRGBa
 import org.openrndr.color.Linearity