diff --git a/modules/swagger-codegen-distribution/pom.xml b/modules/swagger-codegen-distribution/pom.xml
index a70a79c27e1d..1ac8fd167ea9 100644
--- a/modules/swagger-codegen-distribution/pom.xml
+++ b/modules/swagger-codegen-distribution/pom.xml
@@ -2,7 +2,7 @@
   <parent>
     <groupId>com.wordnik</groupId>
     <artifactId>swagger-codegen-project</artifactId>
-    <version>2.1.0-SNAPSHOT</version>
+    <version>2.1.0-M1</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
@@ -10,7 +10,7 @@
   <artifactId>swagger-codegen-distribution</artifactId>
   <packaging>jar</packaging>
   <name>swagger-codegen-distribution</name>
-  <version>2.1.0-SNAPSHOT</version>
+  <version>2.1.0-M1</version>
   <build>
     <testSourceDirectory>src/test/scala</testSourceDirectory>
     <outputDirectory>target/classes</outputDirectory>
diff --git a/modules/swagger-codegen/pom.xml b/modules/swagger-codegen/pom.xml
index f0d70110d663..a992b68ec9da 100644
--- a/modules/swagger-codegen/pom.xml
+++ b/modules/swagger-codegen/pom.xml
@@ -2,7 +2,7 @@
   <parent>
     <groupId>com.wordnik</groupId>
     <artifactId>swagger-codegen-project</artifactId>
-    <version>2.1.0-SNAPSHOT</version>
+    <version>2.1.0-M1</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
@@ -10,7 +10,7 @@
   <artifactId>swagger-codegen</artifactId>
   <packaging>jar</packaging>
   <name>swagger-codegen (core library)</name>
-  <version>2.1.0-SNAPSHOT</version>
+  <version>2.1.0-M1</version>
   <build>
     <sourceDirectory>src/main/java</sourceDirectory>
     <defaultGoal>install</defaultGoal>
diff --git a/modules/swagger-codegen/src/main/resources/android-java/pom.mustache b/modules/swagger-codegen/src/main/resources/android-java/pom.mustache
index 11641082eeef..5f48aadfa128 100644
--- a/modules/swagger-codegen/src/main/resources/android-java/pom.mustache
+++ b/modules/swagger-codegen/src/main/resources/android-java/pom.mustache
@@ -152,7 +152,7 @@
     </repository>
   </repositories>
   <properties>
-    <swagger-annotations-version>1.5.0-SNAPSHOT</swagger-annotations-version>
+    <swagger-annotations-version>1.5.1-M1</swagger-annotations-version>
     <jackson-version>2.1.4</jackson-version>
     <junit-version>4.8.1</junit-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>
diff --git a/modules/swagger-generator/pom.xml b/modules/swagger-generator/pom.xml
index c53bc8acd7e1..317cbb57b1f7 100644
--- a/modules/swagger-generator/pom.xml
+++ b/modules/swagger-generator/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <groupId>com.wordnik</groupId>
     <artifactId>swagger-codegen-project</artifactId>
-    <version>2.1.0-SNAPSHOT</version>
+    <version>2.1.0-M1</version>
     <relativePath>../..</relativePath>
   </parent>
   <groupId>com.wordnik</groupId>
@@ -224,7 +224,7 @@
     <zip-version>1.3.2</zip-version>
     <jetty-version>9.0.7.v20131107</jetty-version>
     <jersey2-version>2.4.1</jersey2-version>
-    <swagger-core-version>1.5.0-SNAPSHOT</swagger-core-version>
+    <swagger-core-version>1.5.1-M1</swagger-core-version>
 
     <scala-maven-plugin-version>3.1.5</scala-maven-plugin-version>
     <scala-version>2.10.0</scala-version>
diff --git a/modules/swagger-generator/src/main/resources/logback.xml b/modules/swagger-generator/src/main/resources/logback.xml
index 66ff7a9be025..f263bf8bde0b 100644
--- a/modules/swagger-generator/src/main/resources/logback.xml
+++ b/modules/swagger-generator/src/main/resources/logback.xml
@@ -5,7 +5,7 @@
       <Pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</Pattern>
     </layout>
   </appender>
-  <logger name="com.wordnik.swagger.converter" level="error"/>
+  <logger name="com.wordnik.swagger.jaxrs" level="debug"/>
   <root level="error">
     <appender-ref ref="STDOUT" />
   </root>
diff --git a/pom.xml b/pom.xml
index d49487789e80..f25b8b4149e7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
   <artifactId>swagger-codegen-project</artifactId>
   <packaging>pom</packaging>
   <name>swagger-codegen-project</name>
-  <version>2.1.0-SNAPSHOT</version>
+  <version>2.1.0-M1</version>
   <url>https://github.com/swagger-api/swagger-codegen</url>
   <scm>
     <connection>scm:git:git@github.com:swagger-api/swagger-codegen.git</connection>
diff --git a/samples/client/petstore/android-java/pom.xml b/samples/client/petstore/android-java/pom.xml
index ab856d673390..ef2be59b188b 100644
--- a/samples/client/petstore/android-java/pom.xml
+++ b/samples/client/petstore/android-java/pom.xml
@@ -152,7 +152,7 @@
     </repository>
   </repositories>
   <properties>
-    <swagger-annotations-version>1.5.0-SNAPSHOT</swagger-annotations-version>
+    <swagger-annotations-version>1.5.1-M1</swagger-annotations-version>
     <jackson-version>2.1.4</jackson-version>
     <junit-version>4.8.1</junit-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>
diff --git a/samples/client/wordnik/android-java/pom.xml b/samples/client/wordnik/android-java/pom.xml
index ab856d673390..ef2be59b188b 100644
--- a/samples/client/wordnik/android-java/pom.xml
+++ b/samples/client/wordnik/android-java/pom.xml
@@ -152,7 +152,7 @@
     </repository>
   </repositories>
   <properties>
-    <swagger-annotations-version>1.5.0-SNAPSHOT</swagger-annotations-version>
+    <swagger-annotations-version>1.5.1-M1</swagger-annotations-version>
     <jackson-version>2.1.4</jackson-version>
     <junit-version>4.8.1</junit-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>