diff --git a/Dockerfile-action b/Dockerfile-action
deleted file mode 100644
index f0d617f..0000000
--- a/Dockerfile-action
+++ /dev/null
@@ -1,17 +0,0 @@
-# syntax=docker/dockerfile:1.2.1-labs
-
-FROM golang:1-alpine as baseimg
-
-RUN apk add make
-WORKDIR /go/src/app
-ENV GO111MODULE=on CGO_ENABLED=1 GOOS=linux
-COPY . /go/src/app/
-RUN make
-
-FROM alpine:latest
-RUN apk add --no-cache ca-certificates
-WORKDIR /go/src/app
-COPY --from=baseimg /go/src/app/semver-gen .
-COPY --from=baseimg /go/src/app/config-release.yaml config.yaml
-COPY entrypoint.sh entrypoint.sh
-ENTRYPOINT ["./entrypoint.sh"]
\ No newline at end of file
diff --git a/entrypoint.sh b/entrypoint.sh
index 19c975a..5a09166 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -7,7 +7,7 @@ if [[ -z "$INPUT_CONFIG_FILE" ]]; then
   echo "Set the configuration file path."
   exit 1
 else
-  FLAGS+=" -c $INPUT_CONFIG_FILE"
+  FLAGS="${FLAGS} -c $INPUT_CONFIG_FILE"
 fi
 
 if [[ -z "$INPUT_REPOSITORY_URL" ]] && [[ -z "$INPUT_REPOSITORY_LOCAL" ]];
@@ -17,12 +17,13 @@ then
 fi
 
 if [[ ! -z "$INPUT_REPOSITORY_URL" ]]; then
-  FLAGS+=" -r $INPUT_REPOSITORY_URL"
+  FLAGS="${FLAGS} -r $INPUT_REPOSITORY_URL"
 fi
 
 if [[ ! -z "$INPUT_REPOSITORY_LOCAL" ]]; then
-  FLAGS+=" -l"
+  FLAGS="${FLAGS} -l"
 fi
 
 OUT_SEMVER_GEN=$(/go/src/app/semver-gen generate $FLAGS $*)
-echo "::set-output name=semantic_version::$(echo $OUT_SEMVER_GEN | sed -e 's|SEMVER ||g')"
\ No newline at end of file
+echo "::set-output name=semantic_version::$(echo $OUT_SEMVER_GEN | sed -e 's|SEMVER ||g')"
+echo $OUT_SEMVER_GEN
\ No newline at end of file