diff --git a/build.gradle b/build.gradle
index abf5ba86..9ff8e18c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ buildscript {
     }
 }
 plugins {
-    id 'org.jetbrains.kotlin.jvm' version '1.4.21'
+    id 'org.jetbrains.kotlin.jvm' version '1.4.30'
 }
 
 def openrndrUseSnapshot = false
@@ -19,12 +19,12 @@ apply plugin: 'org.jetbrains.dokka'
 
 project.ext {
     openrndrVersion = openrndrUseSnapshot? "0.4.0-SNAPSHOT" : "0.3.45-rc.9"
-    kotlinVersion = "1.4.21"
-    spekVersion = "2.0.12"
+    kotlinVersion = "1.4.30"
+    spekVersion = "2.0.15"
     libfreenectVersion = "0.5.7-1.5.4"
     librealsense2Version = "2.29.0-1.5.4"
     gsonVersion = "2.8.6"
-    antlrVersion = "4.8-1"
+    antlrVersion = "4.9.1"
     tensorflowVersion = "0.2.0"
     mklDnnVersion = "0.21.5-1.5.4"
 }
@@ -81,13 +81,13 @@ allprojects {
 
     dependencies {
         implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlinVersion"
-        implementation 'io.github.microutils:kotlin-logging-jvm:2.0.2'
+        implementation 'io.github.microutils:kotlin-logging-jvm:2.0.4'
         implementation "org.openrndr:openrndr-core:$openrndrVersion"
         implementation "org.openrndr:openrndr-filter:$openrndrVersion"
         implementation "org.openrndr:openrndr-shape:$openrndrVersion"
         implementation group: 'org.jetbrains.kotlinx', name: 'kotlinx-coroutines-core', version: '1.4.2'
         testImplementation "org.spekframework.spek2:spek-dsl-jvm:$spekVersion"
-        testImplementation "org.amshove.kluent:kluent:1.64"
+        testImplementation "org.amshove.kluent:kluent:1.65"
         testImplementation "org.jetbrains.kotlin:kotlin-test:$kotlinVersion"
         testRuntimeOnly "org.spekframework.spek2:spek-runner-junit5:$spekVersion"
         testRuntimeOnly "org.jetbrains.kotlin:kotlin-reflect:$kotlinVersion"
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 80cf08e7..2a563242 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/orx-boofcv/build.gradle b/orx-boofcv/build.gradle
index bd8358e6..909edf3b 100644
--- a/orx-boofcv/build.gradle
+++ b/orx-boofcv/build.gradle
@@ -8,7 +8,7 @@ sourceSets {
     }
 }
 
-def boofcvVersion = "0.36"
+def boofcvVersion = "0.37"
 
 dependencies {
 
diff --git a/orx-keyframer/src/test/kotlin/TestKeyframerErrors.kt b/orx-keyframer/src/test/kotlin/TestKeyframerErrors.kt
index e1e6e87b..9044bc21 100644
--- a/orx-keyframer/src/test/kotlin/TestKeyframerErrors.kt
+++ b/orx-keyframer/src/test/kotlin/TestKeyframerErrors.kt
@@ -20,11 +20,11 @@ private fun testFile(path: String) : File {
 }
 private fun testName(path: String) : String {
     val test = File(".")
-    return if (test.absolutePath.endsWith("orx-keyframer/.")) {
+    return (if (test.absolutePath.endsWith("orx-keyframer/.")) {
         path
     } else {
         "orx-keyframer/$path"
-    }
+    }).replace("/", File.separator)
 }
 
 
@@ -55,6 +55,8 @@ object TestKeyframerErrors : Spek({
             println(this.absolutePath)
         }
 
+
+
         val animation = Animation()
         it("should throw an exception") {
             invoking {
@@ -65,7 +67,10 @@ object TestKeyframerErrors : Spek({
             } `should throw` ExpressionException::class `with message` "Error loading from '${testName("src/test/resources/error-reporting/time-01.json")}': error in keys[0].'time': parser error in expression: ')('; [line: 1, character: 0 , near: [@0,0:0=')',<21>,1:0] ]"
         }
     }
-
+    // Paths.sep
+    //
+    //Expected <Error loading from 'orx-keyframer/src\test\resources\error-reporting\time-01.json': error in keys[0].'time': parser error in expression: ')('; [line: 1, character: 0 , near: [@0,0:0=')',<21>,1:0] ]>,
+    //  actual <Error loading from 'orx-keyframer\src\test\resources\error-reporting\time-01.json': error in keys[0].'time': parser error in expression: ')('; [line: 1, character: 0 , near: [@0,0:0=')',<21>,1:0] ]>.
     describe("loading a json with a faulty time expression (2) ") {
         val animation = Animation()
         it("should throw an exception") {
diff --git a/orx-kinect-v1/build.gradle b/orx-kinect-v1/build.gradle
index 6f6c62e0..38e109b1 100644
--- a/orx-kinect-v1/build.gradle
+++ b/orx-kinect-v1/build.gradle
@@ -1,5 +1,4 @@
 dependencies {
     api project(":orx-kinect-common")
-    implementation "io.github.microutils:kotlin-logging:1.7.2"
     api "org.bytedeco:libfreenect:$libfreenectVersion"
 }
diff --git a/orx-rabbit-control/build.gradle b/orx-rabbit-control/build.gradle
index 75bd38f9..49e093ab 100644
--- a/orx-rabbit-control/build.gradle
+++ b/orx-rabbit-control/build.gradle
@@ -1,7 +1,3 @@
-repositories {
-    maven { url 'https://jitpack.io' }
-}
-
 sourceSets {
     demo {
         java {
diff --git a/orx-realsense2/build.gradle b/orx-realsense2/build.gradle
index 2919e113..153450a2 100644
--- a/orx-realsense2/build.gradle
+++ b/orx-realsense2/build.gradle
@@ -11,7 +11,6 @@ sourceSets {
 
 
 dependencies {
-    implementation "io.github.microutils:kotlin-logging:1.7.2"
     api "org.bytedeco:librealsense2:$librealsense2Version"
 
     demoImplementation("org.openrndr:openrndr-core:$openrndrVersion")