diff --git a/linphone-app/cmake_builder/linphone_package/windows/uninstall.nsi.in b/linphone-app/cmake_builder/linphone_package/windows/uninstall.nsi.in
index 12b2a9b48..545948bf5 100644
--- a/linphone-app/cmake_builder/linphone_package/windows/uninstall.nsi.in
+++ b/linphone-app/cmake_builder/linphone_package/windows/uninstall.nsi.in
@@ -1,6 +1,7 @@
-FindWindow $0 "" "@APPLICATION_NAME@"
-StrCmp $0 0 notRunningInUninstall
-MessageBox MB_OK|MB_ICONEXCLAMATION "@APPLICATION_NAME@ is running. Please close it first from the application menu and restart the uninstall program." /SD IDOK
+ClearErrors
+ExecWait '"cmd" /C ""%SystemRoot%\System32\tasklist" /NH /FI "IMAGENAME eq @CPACK_NSIS_MUI_FINISHPAGE_RUN@" | "%SystemRoot%\System32\find" /I /C "@CPACK_NSIS_MUI_FINISHPAGE_RUN@""' $0
+IntCmp $0 1 notRunningInUninstall
+MessageBox MB_OK|MB_ICONEXCLAMATION "@CPACK_NSIS_MUI_FINISHPAGE_RUN@ is running. Please close it first from the application menu and restart the installation." /SD IDOK
 Abort
 
 notRunningInUninstall: