diff --git a/library/bignum_core.c b/library/bignum_core.c
index 81a5acabf..8bf819ce6 100644
--- a/library/bignum_core.c
+++ b/library/bignum_core.c
@@ -35,7 +35,6 @@
 
 size_t mbedtls_mpi_core_clz(mbedtls_mpi_uint a)
 {
-    
 #if defined(__has_builtin)
 #if (MBEDTLS_MPI_UINT_MAX == UINT_MAX) && __has_builtin(__builtin_clz)
     #define core_clz __builtin_clz