diff --git a/mac/04-install_sipsimple.sh b/mac/04-install_sipsimple.sh
index b4e40e9e..b7769aa5 100644
--- a/mac/04-install_sipsimple.sh
+++ b/mac/04-install_sipsimple.sh
@@ -1,32 +1,32 @@
 #!/bin/bash
 
-version="5.2.3-mac2"
+version="5.3.3.1-mac"
 wget https://github.com/AGProjects/python3-sipsimple/archive/refs/tags/$version.tar.gz
 
 tar zxvf $version.tar.gz 
 rm $version.tar.gz 
 
 source activate_venv.sh
 
 cd python3-sipsimple-$version
 
 echo "Installing SIP Simple SDK..."
 
 chmod +x ./get_dependencies*
 ./get_dependencies.sh 2.11
 
 if [ $? -ne 0 ]; then
     echo
     echo "Failed to install all SIP SIMPLE SDK dependencies"
     echo
     exit 1
 fi
 
 pip3 install .
 if [ $? -ne 0 ]; then
     echo
     echo "Failed to build SIP SIMPLE SDK"
     echo
     cd
     exit 1
 fi