diff --git a/programs/pkey/ecdsa.c b/programs/pkey/ecdsa.c
index 94e00df..8d52b67 100644
--- a/programs/pkey/ecdsa.c
+++ b/programs/pkey/ecdsa.c
@@ -189,6 +189,9 @@
     fflush( stdout ); getchar();
 #endif
 
+    ecdsa_free( &ctx_verify );
+    ecdsa_free( &ctx_sign );
+
     return( ret );
 }
 #endif /* POLARSSL_BIGNUM_C && POLARSSL_ECDSA_C &&