diff --git a/Dockerfile b/Dockerfile
index b08816a..c2a0bca 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ ENV PATH="/opt/venv/bin:/base:$PATH"
 
 ENV ANTLR_VERSION=4.12.0
 ENV ANTLR_HOME=/root/.m2/repository/org/antlr/antlr4/
-ENV CLASSPATH=$CLASSPATH:$ANTLR_HOME/$ANTLR_VERSION/antlr4-$ANTLR_VERSION-complete.jar
+ENV CLASSPATH=$ANTLR_HOME/$ANTLR_VERSION/antlr4-$ANTLR_VERSION-complete.jar
 
 COPY requirements.txt ./
 
diff --git a/release-please-config.json b/release-please-config.json
index 362b0d7..878b39c 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -6,7 +6,6 @@
   "packages": {
     ".": {
       "release-type": "simple",
-      "release-as": "1.6.0",
       "extra-files": [
         {
           "type": "generic",