diff --git a/library/ecp.c b/library/ecp.c
index f5d43d5..c1c1222 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -3652,4 +3652,4 @@
 
 #endif /* MBEDTLS_ECP_LIGHT */
 
-#endif /* MBEDTLS_ECP_WITH_MPI_UINT */
+#endif /* !MBEDTLS_ECP_WITH_MPI_UINT */