diff --git a/src/c_kzg_4844.c b/src/c_kzg_4844.c
index 2171a5b..8509ff1 100644
--- a/src/c_kzg_4844.c
+++ b/src/c_kzg_4844.c
@@ -813,6 +813,10 @@ C_KZG_RET load_trusted_setup(KZGSettings *out, const uint8_t g1_bytes[], size_t
   if (ret != C_KZG_OK) goto error_free_out;
   ret = fft_g1(out->g1_values, g1_projective, true, n1, out->fs);
   if (ret != C_KZG_OK) goto error_free_out;
+
+  free(g1_projective);
+  g1_projective = NULL;
+
   ret = reverse_bit_order(out->g1_values, sizeof(g1_t), n1);
   if (ret != C_KZG_OK) goto error_free_out;