diff --git a/Dockerfiles/Dockerfile_frontend b/Dockerfiles/Dockerfile_frontend
index bfff688..cf05d92 100644
--- a/Dockerfiles/Dockerfile_frontend
+++ b/Dockerfiles/Dockerfile_frontend
@@ -16,6 +16,17 @@ COPY Dockerfiles/go.mod ./
 RUN go  build -v -o /usr/src/app/prestart
 
 FROM registry.access.redhat.com/ubi9/nginx-120
+
+ENV VITE_OBP_LOGO_URL=https://static.openbankproject.com/images/obp_logo.png \
+    VITE_OBP_API_VERSION='v5.1.0' \
+    VITE_OBP_LINKS_COLOR='#39455f' \
+    VITE_OBP_HEADER_LINKS_COLOR='#52b165' \
+    VITE_OBP_HEADER_LINKS_HOVER_COLOR='#39455f' \
+    VITE_OBP_HEADER_LINKS_BACKGROUND_COLOR='#eef0f4' \
+    VITE_OBP_API_DEFAULT_RESOURCE_DOC_VERSION=OBPv5.1.0 \
+    VITE_CHATBOT_ENABLED=false \
+    VITE_SHOW_API_MANAGER_BUTTON=false
+
 USER 0
 RUN dnf update -y
 RUN chown -R 1001 /var/log/nginx
diff --git a/Dockerfiles/frontend_build.env b/Dockerfiles/frontend_build.env
index f1b9724..b0b7dc0 100644
--- a/Dockerfiles/frontend_build.env
+++ b/Dockerfiles/frontend_build.env
@@ -9,4 +9,5 @@ VITE_OBP_HEADER_LINKS_HOVER_COLOR=VITE_OBP_HEADER_LINKS_HOVER_COLOR
 VITE_OBP_HEADER_LINKS_BACKGROUND_COLOR=VITE_OBP_HEADER_LINKS_BACKGROUND_COLOR
 VITE_OBP_API_DEFAULT_RESOURCE_DOC_VERSION=VITE_OBP_API_DEFAULT_RESOURCE_DOC_VERSION
 VITE_CHATBOT_ENABLED=VITE_CHATBOT_ENABLED
-VITE_CHATBOT_URL=VITE_CHATBOT_URL
\ No newline at end of file
+VITE_CHATBOT_URL=VITE_CHATBOT_URL
+VITE_SHOW_API_MANAGER_BUTTON=VITE_SHOW_API_MANAGER_BUTTON
\ No newline at end of file
diff --git a/Dockerfiles/prestart.go b/Dockerfiles/prestart.go
index 5d48e2e..0862ab5 100644
--- a/Dockerfiles/prestart.go
+++ b/Dockerfiles/prestart.go
@@ -20,7 +20,7 @@ func main() {
 	// url config variables are expected to be a valid URL in the container environment
 	url_config := []string{"VITE_OBP_API_HOST", "VITE_OBP_API_MANAGER_HOST", "VITE_OBP_API_PORTAL_HOST", "VITE_OBP_LOGO_URL"}
 	// DANGERZONE: The following strings will be replaced by container environment variables without any checking of whatever!!!
-	config := []string{"VITE_OBP_API_VERSION", "VITE_OBP_LINKS_COLOR", "VITE_OBP_HEADER_LINKS_COLOR", "VITE_OBP_HEADER_LINKS_HOVER_COLOR", "VITE_OBP_HEADER_LINKS_BACKGROUND_COLOR", "VITE_OBP_API_DEFAULT_RESOURCE_DOC_VERSION", "VITE_CHATBOT_ENABLED", "VITE_CHATBOT_URL"}
+	config := []string{"VITE_OBP_API_VERSION","VITE_SHOW_API_MANAGER_BUTTON", "VITE_OBP_LINKS_COLOR", "VITE_OBP_HEADER_LINKS_COLOR", "VITE_OBP_HEADER_LINKS_HOVER_COLOR", "VITE_OBP_HEADER_LINKS_BACKGROUND_COLOR", "VITE_OBP_API_DEFAULT_RESOURCE_DOC_VERSION", "VITE_CHATBOT_ENABLED", "VITE_CHATBOT_URL"}
 	configMap := make(map[string]string)
 
 	for _, key := range config {