diff --git a/build/conf/nsis/idea.nsi b/build/conf/nsis/idea.nsi
index 8094b03117f5..132f842240e4 100644
--- a/build/conf/nsis/idea.nsi
+++ b/build/conf/nsis/idea.nsi
@@ -754,7 +754,7 @@ skip_quicklaunch_shortcut:
 
 skip_ipr:
 
-StrCmp "${ASSOCIATION}" "no association" skip_association
+StrCmp "${ASSOCIATION}" "NoAssociation" skip_association
  ; back up old value of an association
  ReadRegStr $1 HKCR ${ASSOCIATION} ""
  StrCmp $1 "" skip_backup
@@ -1101,7 +1101,7 @@ clear_Registry:
   StrCpy $2 "MenuFolder"
   Call un.OMDeleteRegValue
 
-  StrCmp "${ASSOCIATION}" "no association" finish_uninstall
+  StrCmp "${ASSOCIATION}" "NoAssociation" finish_uninstall
   StrCpy $1 "${ASSOCIATION}"
   StrCpy $2 "backup_val"
   Call un.ReturnBackupRegValue