diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
deleted file mode 100644
index f6f764d..0000000
--- a/.github/workflows/publish.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: Publish Artifacts
-
-on:
-  release:
-    types: [published]
-
-jobs:
-  publish:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up JDK 1.8
-      uses: actions/setup-java@v1
-      with:
-        java-version: 1.8
-    - name: Grant execute permission for gradlew
-      run: chmod +x gradlew
-    - name: Publish Artifacts
-      run: ./gradlew api:bintrayUpload client:bintrayUpload -DlibraryVersion=${GITHUB_REF##*/}
-      env:
-        BINTRAY_USER : ${{ secrets.BINTRAY_USER }}
-        BINTRAY_KEY : ${{ secrets.BINTRAY_KEY }}
diff --git a/.gitignore b/.gitignore
index ff142ad..88b001b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,6 @@ hs_err_pid*
 
 # Ignore Gradle build output directory
 build
+
+# ignore secrets in gradle.properties
+gradle.properties
diff --git a/api/build.gradle b/api/build.gradle
index 89f9809..ef7e2d0 100644
--- a/api/build.gradle
+++ b/api/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'java-library'
-apply plugin: 'com.jfrog.bintray'
-apply plugin: 'maven-publish'
+apply plugin: 'maven'
+apply plugin: 'signing'
 
 dependencies {
     compileOnly 'org.projectlombok:lombok:1.18.12'
@@ -13,6 +13,7 @@ ext {
 
 version = libraryVersion
 group = 'com.theokanning.openai-gpt3-java'
+archivesBaseName = "api"
 
 task sourcesJar(type: Jar, dependsOn: classes) {
     classifier = 'sources'
@@ -24,18 +25,32 @@ task javadocJar(type: Jar, dependsOn: javadoc) {
     from javadoc.destinationDir
 }
 
-publishing {
-    publications {
-        ApiPublication(MavenPublication) {
-            from components.java
-            artifact sourcesJar
-            artifact javadocJar
-            groupId project.group
-            artifactId 'api'
-            version libraryVersion
-            pom {
-                description = 'POJOs for the OpenAI GPT-3 API'
+artifacts {
+    archives javadocJar, sourcesJar
+}
+
+signing {
+    sign configurations.archives
+}
+
+uploadArchives {
+    repositories {
+        mavenDeployer {
+            beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+
+            repository(url: "https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/") {
+                authentication(userName: ossrhUsername, password: ossrhPassword)
+            }
+
+            snapshotRepository(url: "https://s01.oss.sonatype.org/content/repositories/snapshots/") {
+                authentication(userName: ossrhUsername, password: ossrhPassword)
+            }
+
+            pom.project {
                 name = 'api'
+                packaging 'jar'
+
+                description = 'POJOs for the OpenAI GPT-3 API'
                 url = 'https://github.com/theokanning/openai-java'
                 developers {
                     developer {
@@ -45,6 +60,8 @@ publishing {
                     }
                 }
                 scm {
+                    connection "https://github.com/theokanning/openai-java.git"
+                    developerConnection "https://github.com/theokanning/openai-java.git"
                     url = "https://github.com/theokanning/openai-java"
                 }
                 licenses {
@@ -58,20 +75,3 @@ publishing {
         }
     }
 }
-
-bintray {
-    user = System.getenv("BINTRAY_USER")
-    key = System.getenv("BINTRAY_KEY")
-
-    publications = ['ApiPublication']
-    pkg {
-        repo = 'openai-gpt3-java'
-        name = 'api'
-        vcsUrl = 'https://github.com/TheoKanning/openai-java.git'
-        licenses = ["MIT"]
-        publish = false
-        version {
-            name = libraryVersion
-        }
-    }
-}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 1abc4d9..25e6e2f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,14 +1,11 @@
 buildscript {
     repositories {
-        jcenter()
-    }
-    dependencies {
-        classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4"
+        mavenCentral()
     }
 }
 
 allprojects {
     repositories {
-        jcenter()
+        mavenCentral()
     }
-}
\ No newline at end of file
+}
diff --git a/client/build.gradle b/client/build.gradle
index 0cb11b8..f21df91 100644
--- a/client/build.gradle
+++ b/client/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'java-library'
-apply plugin: 'com.jfrog.bintray'
-apply plugin: 'maven-publish'
+apply plugin: 'maven'
+apply plugin: 'signing'
 
 dependencies {
     api project(":api")
@@ -15,6 +15,7 @@ ext {
 
 version = libraryVersion
 group = 'com.theokanning.openai-gpt3-java'
+archivesBaseName = "client"
 
 task sourcesJar(type: Jar, dependsOn: classes) {
     classifier = 'sources'
@@ -26,18 +27,32 @@ task javadocJar(type: Jar, dependsOn: javadoc) {
     from javadoc.destinationDir
 }
 
-publishing {
-    publications {
-        ClientPublication(MavenPublication) {
-            from components.java
-            artifact sourcesJar
-            artifact javadocJar
-            groupId project.group
-            artifactId 'client'
-            version libraryVersion
-            pom {
-                description = 'Basic retrofit client for OpenAI\'s GPT-3 API'
+artifacts {
+    archives javadocJar, sourcesJar
+}
+
+signing {
+    sign configurations.archives
+}
+
+uploadArchives {
+    repositories {
+        mavenDeployer {
+            beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+
+            repository(url: "https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/") {
+                authentication(userName: ossrhUsername, password: ossrhPassword)
+            }
+
+            snapshotRepository(url: "https://s01.oss.sonatype.org/content/repositories/snapshots/") {
+                authentication(userName: ossrhUsername, password: ossrhPassword)
+            }
+
+            pom.project {
                 name = 'client'
+                packaging 'jar'
+
+                description = 'Basic retrofit client for OpenAI\'s GPT-3 API'
                 url = 'https://github.com/theokanning/openai-java'
                 developers {
                     developer {
@@ -47,6 +62,8 @@ publishing {
                     }
                 }
                 scm {
+                    connection "https://github.com/theokanning/openai-java.git"
+                    developerConnection "https://github.com/theokanning/openai-java.git"
                     url = "https://github.com/theokanning/openai-java"
                 }
                 licenses {
@@ -60,20 +77,3 @@ publishing {
         }
     }
 }
-
-bintray {
-    user = System.getenv("BINTRAY_USER")
-    key = System.getenv("BINTRAY_KEY")
-
-    publications = ['ClientPublication']
-    pkg {
-        repo = 'openai-gpt3-java'
-        name = 'client'
-        vcsUrl = 'https://github.com/TheoKanning/openai-java.git'
-        licenses = ["MIT"]
-        publish = false
-        version {
-            name = libraryVersion
-        }
-    }
-}
\ No newline at end of file