diff --git a/pom.xml b/pom.xml
index c2af2a3..5ec4852 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.pinterest.psc</groupId>
     <artifactId>psc-java-oss</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0-RC1</version>
     <packaging>pom</packaging>
     <name>psc-java-oss</name>
     <modules>
diff --git a/psc-common/pom.xml b/psc-common/pom.xml
index 220dc52..a56a66e 100644
--- a/psc-common/pom.xml
+++ b/psc-common/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/psc-examples/pom.xml b/psc-examples/pom.xml
index 23de610..4cf32ee 100644
--- a/psc-examples/pom.xml
+++ b/psc-examples/pom.xml
@@ -5,13 +5,13 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>psc-examples</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0-RC1</version>
     <name>psc-examples</name>
 
     <properties>
diff --git a/psc-flink-logging/pom.xml b/psc-flink-logging/pom.xml
index eda3f4e..6a6f75b 100644
--- a/psc-flink-logging/pom.xml
+++ b/psc-flink-logging/pom.xml
@@ -5,13 +5,13 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>psc-flink-logging</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0-RC1</version>
 
     <dependencies>
         <dependency>
diff --git a/psc-flink/pom.xml b/psc-flink/pom.xml
index fb8aa44..384c2ca 100644
--- a/psc-flink/pom.xml
+++ b/psc-flink/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.pinterest.psc</groupId>
         <artifactId>psc-java-oss</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>psc-flink</artifactId>
diff --git a/psc-integration-test/pom.xml b/psc-integration-test/pom.xml
index f717726..eca5075 100644
--- a/psc-integration-test/pom.xml
+++ b/psc-integration-test/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/psc-logging/pom.xml b/psc-logging/pom.xml
index 755dd36..5d1006f 100644
--- a/psc-logging/pom.xml
+++ b/psc-logging/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/psc/pom.xml b/psc/pom.xml
index 8a6beef..de31d46 100644
--- a/psc/pom.xml
+++ b/psc/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>psc-java-oss</artifactId>
         <groupId>com.pinterest.psc</groupId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0-RC1</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>