diff --git a/common/defaults.go b/common/defaults.go
index 5fd0da80f..3f04f7e1b 100644
--- a/common/defaults.go
+++ b/common/defaults.go
@@ -58,7 +58,7 @@ const (
 	ArgoCDDefaultArgoImage = "quay.io/argoproj/argocd"
 
 	// ArgoCDDefaultArgoVersion is the Argo CD container image digest to use when version not specified.
-	ArgoCDDefaultArgoVersion = "sha256:0bbcd97134f2d7c28293d4b717317f32aaf8fa816a1ffe764c1ebc390c4646d3" // v2.1.6
+	ArgoCDDefaultArgoVersion = "sha256:96430a46ceebb78db2f51ec97681267a79e2ab13c91e3762d569084b067d0867" // v2.1.8
 
 	// ArgoCDDefaultBackupKeyLength is the length of the generated default backup key.
 	ArgoCDDefaultBackupKeyLength = 32