diff --git a/api/pom.xml b/api/pom.xml
index 25b5f70..ccb6c74 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,7 @@
         <!-- This is just for now and will not work if the API has a separate release cycle than the rest. -->
         <groupId>org.eclipse.microprofile.reactive-streams-operators</groupId>
         <artifactId>microprofile-reactive-streams-operators-parent</artifactId>
-        <version>1.1-SNAPSHOT</version>
+        <version>1.0.1-RC1</version>
     </parent>
 
     <properties>
diff --git a/core/pom.xml b/core/pom.xml
index 3f3c989..ee0172b 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -24,7 +24,7 @@
         <!-- This is just for now and will not work if the API has a separate release cycle than the rest. -->
         <groupId>org.eclipse.microprofile.reactive-streams-operators</groupId>
         <artifactId>microprofile-reactive-streams-operators-parent</artifactId>
-        <version>1.1-SNAPSHOT</version>
+        <version>1.0.1-RC1</version>
     </parent>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index 37d62b2..227c3fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
     <groupId>org.eclipse.microprofile.reactive-streams-operators</groupId>
     <artifactId>microprofile-reactive-streams-operators-parent</artifactId>
-    <version>1.1-SNAPSHOT</version>
+    <version>1.0.1-RC1</version>
     <packaging>pom</packaging>
 
     <name>Eclipse MicroProfile Reactive Streams Operators</name>
@@ -80,7 +80,7 @@
         <connection>scm:git:https://github.com/eclipse/microprofile-reactive-streams-operators.git</connection>
         <developerConnection>scm:git:git@github.com:eclipse/microprofile-reactive-streams-operators.git</developerConnection>
         <url>https://github.com/eclipse/microprofile-reactive-streams-operators</url>
-        <tag>HEAD</tag>
+        <tag>1.0.1-RC1</tag>
     </scm>
 
     <distributionManagement>
diff --git a/spec/pom.xml b/spec/pom.xml
index 1dbd48e..3b1cc4c 100644
--- a/spec/pom.xml
+++ b/spec/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.eclipse.microprofile.reactive-streams-operators</groupId>
         <artifactId>microprofile-reactive-streams-operators-parent</artifactId>
-        <version>1.1-SNAPSHOT</version>
+        <version>1.0.1-RC1</version>
     </parent>
 
     <artifactId>microprofile-reactive-streams-operators-spec</artifactId>
diff --git a/tck/pom.xml b/tck/pom.xml
index 6f3af79..a76b334 100644
--- a/tck/pom.xml
+++ b/tck/pom.xml
@@ -38,7 +38,7 @@
     <parent>
         <groupId>org.eclipse.microprofile.reactive-streams-operators</groupId>
         <artifactId>microprofile-reactive-streams-operators-parent</artifactId>
-        <version>1.1-SNAPSHOT</version>
+        <version>1.0.1-RC1</version>
     </parent>
 
     <artifactId>microprofile-reactive-streams-operators-tck</artifactId>