diff --git a/README.md b/README.md
index 269d14d..a5120a1 100644
--- a/README.md
+++ b/README.md
@@ -58,4 +58,4 @@ The Plonky2 backend for ACIR is still in a development phase, so there are some
   * XOR ✓
   * AND ✓
   * SHA256 ✓
-  * EcdsaSecp256k1 x
\ No newline at end of file
+  * EcdsaSecp256k1 ✓
\ No newline at end of file