diff --git a/playbook/preinstall/preinstall.json b/playbook/preinstall/preinstall.json
index d7fc0c1..7343097 100644
--- a/playbook/preinstall/preinstall.json
+++ b/playbook/preinstall/preinstall.json
@@ -21,7 +21,7 @@
       "InstallArgs": "",
       "LogFile": "C:\\Logs\\OracleClient\\install.log",
       "DetectionMethod": "Registry",
-      "DetectionPath": "HKLM:\\SOFTWARE\\Oracle\\KEY_OraClient11g_home1",
+      "DetectionPath": "HKLM:\\SOFTWARE\\WOW6432Node\\Oracle\\KEY_OraClient11g_home1",
       "DetectionName": "ORACLE_HOME_NAME",
       "DetectionValue": "OraClient11g_home1",
       "PCTypes": ["Standard", "CMM", "Genspect", "Keyence", "WaxAndTrace", "Display"]