diff --git a/Dockerfile b/Dockerfile
index e058d1a..a41d65b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM ghcr.io/linuxserver/baseimage-kasmvnc:debianbookworm
 # set version label
 ARG BUILD_DATE
 ARG VERSION
-ARG ORCASLICER_VERSION
+ENV ORCASLICER_VERSION=v2.1.0-beta
 LABEL build_version="Linuxserver.io version:- ${VERSION} Build-date:- ${BUILD_DATE}"
 LABEL maintainer="thelamer"
 
@@ -46,7 +46,7 @@ RUN \
   cd /tmp && \
   curl -o \
     /tmp/orca.app -L \
-    "https://github.com/SoftFever/OrcaSlicer/releases/download/${ORCASLICER_VERSION}/OrcaSlicer_Linux_$(echo ${ORCASLICER_VERSION} | sed 's/\b\(.\)/\u\1/g').AppImage" && \
+    "https://github.com/SoftFever/OrcaSlicer/releases/download/${ORCASLICER_VERSION}/OrcaSlicer_Linux_${ORCASLICER_VERSION}.AppImage" && \
   chmod +x /tmp/orca.app && \
   ./orca.app --appimage-extract && \
   mv squashfs-root /opt/orcaslicer && \