diff --git a/modules/swagger-codegen-cli/pom.xml b/modules/swagger-codegen-cli/pom.xml
index c6d28fe7ad4..117f696e396 100644
--- a/modules/swagger-codegen-cli/pom.xml
+++ b/modules/swagger-codegen-cli/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>io.swagger.codegen.v3</groupId>
         <artifactId>swagger-codegen-project</artifactId>
-        <version>3.0.77</version>
+        <version>3.0.78-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/modules/swagger-codegen-maven-plugin/pom.xml b/modules/swagger-codegen-maven-plugin/pom.xml
index fd65eaa2e0a..0b97e185298 100644
--- a/modules/swagger-codegen-maven-plugin/pom.xml
+++ b/modules/swagger-codegen-maven-plugin/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>io.swagger.codegen.v3</groupId>
         <artifactId>swagger-codegen-project</artifactId>
-        <version>3.0.77</version>
+        <version>3.0.78-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
     <artifactId>swagger-codegen-maven-plugin</artifactId>
diff --git a/modules/swagger-codegen/pom.xml b/modules/swagger-codegen/pom.xml
index e8de54d7a6b..44cbd6a4f47 100644
--- a/modules/swagger-codegen/pom.xml
+++ b/modules/swagger-codegen/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>io.swagger.codegen.v3</groupId>
         <artifactId>swagger-codegen-project</artifactId>
-        <version>3.0.77</version>
+        <version>3.0.78-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/modules/swagger-generator/pom.xml b/modules/swagger-generator/pom.xml
index 4ea7501e434..edf6282105a 100644
--- a/modules/swagger-generator/pom.xml
+++ b/modules/swagger-generator/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.swagger.codegen.v3</groupId>
         <artifactId>swagger-codegen-project</artifactId>
-        <version>3.0.77</version>
+        <version>3.0.78-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
     <artifactId>swagger-generator</artifactId>
diff --git a/modules/swagger-generator/src/main/resources/openapi.yaml b/modules/swagger-generator/src/main/resources/openapi.yaml
index 9bce1f70e11..26ff8f19db1 100644
--- a/modules/swagger-generator/src/main/resources/openapi.yaml
+++ b/modules/swagger-generator/src/main/resources/openapi.yaml
@@ -4,7 +4,7 @@ servers:
 info:
   description: 'This is an online swagger codegen server.  You can find out more at
     https://github.com/swagger-api/swagger-codegen or on [irc.freenode.net, #swagger](http://swagger.io/irc/).'
-  version: 3.0.77
+  version: 3.0.78-SNAPSHOT
   title: Swagger Generator
   license:
     name: Apache 2.0
diff --git a/pom.docker.xml b/pom.docker.xml
index 303f28d0bb3..ef529b4f1e1 100644
--- a/pom.docker.xml
+++ b/pom.docker.xml
@@ -5,7 +5,7 @@
     <packaging>pom</packaging>
     <name>swagger-codegen-project</name>
     <description>swagger-codegen-project</description>
-    <version>3.0.77</version>
+    <version>3.0.78-SNAPSHOT</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/pom.xml b/pom.xml
index 24ed325990b..e64ebc1709b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <packaging>pom</packaging>
     <name>swagger-codegen-project</name>
     <description>swagger-codegen-project</description>
-    <version>3.0.77</version>
+    <version>3.0.78-SNAPSHOT</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/meta-codegen/pom.xml b/samples/meta-codegen/pom.xml
index b310c775ee3..8c9f0c04232 100644
--- a/samples/meta-codegen/pom.xml
+++ b/samples/meta-codegen/pom.xml
@@ -120,7 +120,7 @@
     </dependencies>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <swagger-codegen-version>3.0.77</swagger-codegen-version>
+        <swagger-codegen-version>3.0.78-SNAPSHOT</swagger-codegen-version>
         <swagger-codegen-generators-version>1.0.59</swagger-codegen-generators-version>
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.2</junit-version>