diff --git a/misc/tools.func b/misc/tools.func
index 088b1d0de..4947123a3 100644
--- a/misc/tools.func
+++ b/misc/tools.func
@@ -4756,7 +4756,7 @@ setup_gs() {
     return 250
   }
   LATEST_VERSION="${LATEST_VERSION#gs}"
-  local LATEST_VERSION_DOTTED="$LATEST_VERSION"
+  local LATEST_VERSION_DOTTED=$(echo "$LATEST_VERSION" | sed 's/\([0-9]\{2\}\)\([0-9]\{2\}\)\([0-9]\{1\}\)/\1.\2.\3/')
 
   if [[ -z "$LATEST_VERSION" || -z "$LATEST_VERSION_DOTTED" ]]; then
     msg_warn "Could not determine latest Ghostscript version from GitHub - checking system"