diff --git a/requirements.txt b/requirements.txt
index b216a1e8..79c5134d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ lmfit~=1.0
 matplotlib>=3.4
 numpy~=1.21
 pandas~=1.3
-panel~=0.12
+panel~=0.13
 photutils>=0.7
 pylightcurve~=4.0.1
 python_dateutil~=2.8