diff --git a/other/installation-script/install.sh b/other/installation-script/install.sh
index 4ebe8e41..6d1ea9ac 100755
--- a/other/installation-script/install.sh
+++ b/other/installation-script/install.sh
@@ -70,6 +70,7 @@ initDownloadTool() {
   echo "Using $DOWNLOAD_TOOL as download tool"
 }
 
+# checkLatestVersion() sets the CHECKLATESTVERSION_TAG variable to the latest version
 checkLatestVersion() {
   # Use the GitHub releases webpage to find the latest version for this project
   # so we don't get rate-limited.
@@ -84,7 +85,6 @@ checkLatestVersion() {
     echo "Cannot determine latest tag."
     exit 1
   fi
-  eval "$1='$CHECKLATESTVERSION_TAG'"
 }
 
 getFile() {
@@ -101,7 +101,8 @@ getFile() {
 
 downloadFile() {
   if [ -z "$1" ]; then
-    checkLatestVersion TAG
+    checkLatestVersion
+    TAG="$CHECKLATESTVERSION_TAG"
   else
     TAG=$1
   fi