diff --git a/.idea/checkstyle-idea.xml b/.idea/checkstyle-idea.xml
new file mode 100644
index 0000000..95c433c
--- /dev/null
+++ b/.idea/checkstyle-idea.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CheckStyle-IDEA">
+    <option name="configuration">
+      <map>
+        <entry key="checkstyle-version" value="8.19" />
+        <entry key="copy-libs" value="true" />
+        <entry key="location-0" value="BUNDLED:(bundled):Sun Checks" />
+        <entry key="location-1" value="BUNDLED:(bundled):Google Checks" />
+        <entry key="scan-before-checkin" value="false" />
+        <entry key="scanscope" value="JavaOnly" />
+        <entry key="suppress-errors" value="false" />
+      </map>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules/pinboard-poster_main.iml b/.idea/modules/pinboard-poster_main.iml
index 90e3065..a80f81d 100644
--- a/.idea/modules/pinboard-poster_main.iml
+++ b/.idea/modules/pinboard-poster_main.iml
@@ -6,7 +6,7 @@
         <compilerSettings />
         <compilerArguments>
           <option name="destination" value="$MODULE_DIR$/../../build/classes/kotlin/main" />
-          <option name="classpath" value="$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib/1.3.21/4bcc2012b84840e19e1e28074284cac908be0295/kotlin-stdlib-1.3.21.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okhttp3/okhttp/3.14.0/c3a9efd10f26a802da2c47dbe54a8d4c44a6019f/okhttp-3.14.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-common/1.3.21/f30e4a9897913e53d778f564110bafa1fef46643/kotlin-stdlib-common-1.3.21.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains/annotations/13.0/919f0dfe192fb4e063e7dacadee7f8bb9a2672a9/annotations-13.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.17.2/78c7820b205002da4d2d137f6f312bd64b3d6049/okio-1.17.2.jar" />
+          <option name="classpath" value="$USER_HOME$/.gradle/caches/modules-2/files-2.1/com.squareup.okhttp3/okhttp/3.14.0/c3a9efd10f26a802da2c47dbe54a8d4c44a6019f/okhttp-3.14.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib/1.3.30/9ea98e65c246d34de9af59c104ad9bdea4908ee/kotlin-stdlib-1.3.30.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.17.2/78c7820b205002da4d2d137f6f312bd64b3d6049/okio-1.17.2.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-common/1.3.30/989a125fdb6e4d0d75a016032e03e1e3b57a13d/kotlin-stdlib-common-1.3.30.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains/annotations/13.0/919f0dfe192fb4e063e7dacadee7f8bb9a2672a9/annotations-13.0.jar" />
           <option name="noStdlib" value="true" />
           <option name="noReflect" value="true" />
           <option name="moduleName" value="pinboard-poster" />
@@ -29,17 +29,17 @@
     </facet>
   </component>
   <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output url="file://$MODULE_DIR$/../../build/classes/java/main" />
+    <output url="file://$MODULE_DIR$/../../out/production/classes" />
     <exclude-output />
     <content url="file://$MODULE_DIR$/../../src/main">
       <sourceFolder url="file://$MODULE_DIR$/../../src/main/kotlin" isTestSource="false" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib:1.3.21" level="project" />
     <orderEntry type="library" name="Gradle: com.squareup.okhttp3:okhttp:3.14.0" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.21" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains:annotations:13.0" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib:1.3.30" level="project" />
     <orderEntry type="library" name="Gradle: com.squareup.okio:okio:1.17.2" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.30" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains:annotations:13.0" level="project" />
   </component>
 </module>
\ No newline at end of file
diff --git a/.idea/modules/pinboard-poster_test.iml b/.idea/modules/pinboard-poster_test.iml
index f667106..2148dd9 100644
--- a/.idea/modules/pinboard-poster_test.iml
+++ b/.idea/modules/pinboard-poster_test.iml
@@ -6,7 +6,7 @@
         <compilerSettings />
         <compilerArguments>
           <option name="destination" value="$MODULE_DIR$/../../build/classes/kotlin/test" />
-          <option name="classpath" value="$MODULE_DIR$/../../build/classes/kotlin/main;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib/1.3.21/4bcc2012b84840e19e1e28074284cac908be0295/kotlin-stdlib-1.3.21.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okhttp3/okhttp/3.14.0/c3a9efd10f26a802da2c47dbe54a8d4c44a6019f/okhttp-3.14.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.testng/testng/6.14.3/d24515dc253e77e54b73df97e1fb2eb7faf34fdd/testng-6.14.3.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-common/1.3.21/f30e4a9897913e53d778f564110bafa1fef46643/kotlin-stdlib-common-1.3.21.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains/annotations/13.0/919f0dfe192fb4e063e7dacadee7f8bb9a2672a9/annotations-13.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.17.2/78c7820b205002da4d2d137f6f312bd64b3d6049/okio-1.17.2.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.beust/jcommander/1.72/6375e521c1e11d6563d4f25a07ce124ccf8cd171/jcommander-1.72.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.apache-extras.beanshell/bsh/2.0b6/fb418f9b33a0b951e9a2978b4b6ee93b2707e72f/bsh-2.0b6.jar" />
+          <option name="classpath" value="$MODULE_DIR$/../../build/classes/kotlin/main;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okhttp3/okhttp/3.14.0/c3a9efd10f26a802da2c47dbe54a8d4c44a6019f/okhttp-3.14.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib/1.3.30/9ea98e65c246d34de9af59c104ad9bdea4908ee/kotlin-stdlib-1.3.30.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.testng/testng/6.14.3/d24515dc253e77e54b73df97e1fb2eb7faf34fdd/testng-6.14.3.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.squareup.okio/okio/1.17.2/78c7820b205002da4d2d137f6f312bd64b3d6049/okio-1.17.2.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-common/1.3.30/989a125fdb6e4d0d75a016032e03e1e3b57a13d/kotlin-stdlib-common-1.3.30.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.jetbrains/annotations/13.0/919f0dfe192fb4e063e7dacadee7f8bb9a2672a9/annotations-13.0.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/com.beust/jcommander/1.72/6375e521c1e11d6563d4f25a07ce124ccf8cd171/jcommander-1.72.jar;C:/Users/erik/.gradle/caches/modules-2/files-2.1/org.apache-extras.beanshell/bsh/2.0b6/fb418f9b33a0b951e9a2978b4b6ee93b2707e72f/bsh-2.0b6.jar" />
           <option name="noStdlib" value="true" />
           <option name="noReflect" value="true" />
           <option name="moduleName" value="pinboard-poster" />
@@ -35,7 +35,7 @@
     </facet>
   </component>
   <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output-test url="file://$MODULE_DIR$/../../build/classes/java/test" />
+    <output-test url="file://$MODULE_DIR$/../../out/test/classes" />
     <exclude-output />
     <content url="file://$MODULE_DIR$/../../src/test">
       <sourceFolder url="file://$MODULE_DIR$/../../src/test/kotlin" isTestSource="true" />
@@ -43,12 +43,12 @@
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module" module-name="pinboard-poster_main" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib:1.3.21" level="project" />
     <orderEntry type="library" name="Gradle: com.squareup.okhttp3:okhttp:3.14.0" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib:1.3.30" level="project" />
     <orderEntry type="library" name="Gradle: org.testng:testng:6.14.3" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.21" level="project" />
-    <orderEntry type="library" name="Gradle: org.jetbrains:annotations:13.0" level="project" />
     <orderEntry type="library" name="Gradle: com.squareup.okio:okio:1.17.2" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains.kotlin:kotlin-stdlib-common:1.3.30" level="project" />
+    <orderEntry type="library" name="Gradle: org.jetbrains:annotations:13.0" level="project" />
     <orderEntry type="library" name="Gradle: com.beust:jcommander:1.72" level="project" />
     <orderEntry type="library" name="Gradle: org.apache-extras.beanshell:bsh:2.0b6" level="project" />
   </component>
diff --git a/build.gradle.kts b/build.gradle.kts
index e1dc37c..6a0cc4c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ plugins {
     `build-scan`
     jacoco
     java
-    kotlin("jvm") version "1.3.21"
+    kotlin("jvm") version "1.3.30"
     `maven-publish`
     id("com.github.ben-manes.versions") version "0.21.0"
     id("com.jfrog.bintray") version "1.8.4"
@@ -48,8 +48,9 @@ repositories {
 }
 
 dependencies {
-    implementation(kotlin("stdlib"))
-    implementation("com.squareup.okhttp3:okhttp:3.14.0")
+    compile("com.squareup.okhttp3:okhttp:3.14.0")
+    compile(kotlin("stdlib"))
+
     testImplementation("org.testng:testng:6.14.3")
 }
 
@@ -116,12 +117,14 @@ tasks {
         includeNonPublic = false
     }
 
-    "assemble" {
+    assemble {
         dependsOn(sourcesJar, javadocJar)
     }
 
     val copyToDeploy by registering(Copy::class) {
-        from(configurations.runtime)
+        from(configurations.runtime) {
+            exclude("annotations-*.jar")
+        }
         from(jar)
         into(deployDir)
     }
@@ -150,7 +153,7 @@ tasks {
         }
     }
 
-    "check" {
+    check {
         dependsOn("ktlintCheck")
     }