diff --git a/gnovm/stdlibs/std/crypto.gno b/gnovm/stdlibs/std/crypto.gno
index d12d92dda5b3..db4ea1d9c407 100644
--- a/gnovm/stdlibs/std/crypto.gno
+++ b/gnovm/stdlibs/std/crypto.gno
@@ -10,7 +10,7 @@ func (a Address) String() string {
 
 // IsValid checks if the address is valid bech32 encoded string
 func (a Address) IsValid() bool {
-	_, _, ok := bech32.DecodeBech32(a)
+	_, _, ok := DecodeBech32(a)
 	return ok
 }