diff --git a/.gitignore b/.gitignore
index 7b7a693..fac143e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@
 
 # Reference database (session data)
 .sysref
+.sysref.timestamp
 
 # System-specific logs
 *.log
diff --git a/.sysref.timestamp b/.sysref.timestamp
deleted file mode 100644
index a9d3a2f..0000000
--- a/.sysref.timestamp
+++ /dev/null
@@ -1 +0,0 @@
-1762207863