diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08cb9b426e361ee767774fb59ac447df089c6716..48db5f900c1ee728dfb4ac29634e8597b13378a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ vNext (Month Day, Year)
 - :bug: Fix name collision that occurred when a model had both a union and a structure named `Result` (#643)
 - Add initial implementation of a default provider chain. (#650)
 - Update smithy-client to simplify creating HTTP/HTTPS connectors (#650)
+- Remove Bintray/JCenter source from gradle build. (#651)
 
 v0.20 (August 10th, 2021)
 --------------------------
diff --git a/build.gradle.kts b/build.gradle.kts
index 12669b2c34972e8e8758f5582a6c46d652922368..9281d42c1093fe591716901d68f6ab5969359c4d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,7 +5,6 @@
 buildscript {
     repositories {
         google()
-        jcenter()
     }
 
     val kotlinVersion: String by project
@@ -23,7 +22,6 @@ allprojects {
     repositories {
         mavenLocal()
         mavenCentral()
-        jcenter()
         google()
     }
 }
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 65a0846187306cb5172a65dacbadc6602f23e4fa..4875970142e1b80c62b50690824c792fd026a979 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -5,7 +5,6 @@
 
 pluginManagement {
     repositories {
-        maven("https://dl.bintray.com/kotlin/kotlin-eap")
         mavenCentral()
         maven("https://plugins.gradle.org/m2/")
         google()