diff --git a/min-bindings/C#/ckzg.c b/min-bindings/C#/ckzg.c
index 8177f35..2ffd3e5 100644
--- a/min-bindings/C#/ckzg.c
+++ b/min-bindings/C#/ckzg.c
@@ -33,6 +33,11 @@ KZGSettings* load_trusted_setup_wrap(const char* file) {
   return out;
 }
 
+void free_trusted_setup_wrap(KZGSettings* s) {
+  free_trusted_setup(s);
+  free(s);
+}
+
 BLSFieldElement* bytes_to_bls_field_wrap(const uint8_t bytes[]) {
   BLSFieldElement* out = (BLSFieldElement*)malloc(sizeof(BLSFieldElement));
   bytes_to_bls_field(out, bytes);
diff --git a/min-bindings/C#/tests.cs b/min-bindings/C#/tests.cs
index 6858461..5e66956 100644
--- a/min-bindings/C#/tests.cs
+++ b/min-bindings/C#/tests.cs
@@ -13,7 +13,7 @@ class ckzg {
   [DllImport("ckzg.dll", EntryPoint="load_trusted_setup_wrap")]
   public static extern IntPtr load_trusted_setup(string filename);
 
-  [DllImport("ckzg.dll", EntryPoint="free_trusted_setup")]
+  [DllImport("ckzg.dll", EntryPoint="free_trusted_setup_wrap")]
   public static extern void free_trusted_setup(IntPtr ts);
 
   [DllImport("ckzg.dll", EntryPoint="free")]