diff --git a/DomainTool/requirements.txt b/DomainTool/requirements.txt
index 0ad27b4..8e6a673 100644
--- a/DomainTool/requirements.txt
+++ b/DomainTool/requirements.txt
@@ -1,5 +1,5 @@
 openpyxl==3.1.2
 python-whois==0.9.4
 dnspython==2.6.1
-pyOpenSSL==24.0.0
+pyOpenSSL==26.0.0
 requests==2.31.0