diff --git a/src/configure b/src/configure
index 2dde071c..5a209c6e 100755
--- a/src/configure
+++ b/src/configure
@@ -13,7 +13,7 @@ DIR=$(dirname "$(readlink -f "$0")") && RDM_DIR=$DIR/../
 
 GetOSVersion
 
-RDM_QT_VERSION=${RDM_QT_VERSION:-591}
+RDM_QT_VERSION=${RDM_QT_VERSION:-593}
 RDM_QT_BRANCH=${RDM_QT_VERSION:0:2}
 
 if [ "$1" == "breakpad" ]; then