diff --git a/crypto/ecdsa/ecdsa.c b/crypto/ecdsa/ecdsa.c
index 16760ed..8ce23db 100644
--- a/crypto/ecdsa/ecdsa.c
+++ b/crypto/ecdsa/ecdsa.c
@@ -224,7 +224,7 @@
   ret = (BN_ucmp(u1, sig->r) == 0);
 
 err:
-  BN_CTX_end(ctx);
+  BN_CTX_end(ctx);
   BN_CTX_free(ctx);
   EC_POINT_free(point);
   return ret;