diff --git a/snapcraft.yaml b/snapcraft.yaml
index 495d7c12..bd255108 100644
--- a/snapcraft.yaml
+++ b/snapcraft.yaml
@@ -5,7 +5,7 @@ description: |
   The Log File Navigator, **lnav** for short, is an advanced log file viewer
   for the small-scale.
 
-base: core18
+base: core20
 grade: stable
 confinement: strict