diff --git a/src/lib_ccx/lib_ccx.c b/src/lib_ccx/lib_ccx.c
index fb1b1b681..5f38f1a78 100644
--- a/src/lib_ccx/lib_ccx.c
+++ b/src/lib_ccx/lib_ccx.c
@@ -7,6 +7,7 @@
 #include "ccx_decoders_isdb.h"
 
 struct ccx_common_logging_t ccx_common_logging;
+extern void free_rust_c_string_array(char **arr, size_t count);
 static struct ccx_decoders_common_settings_t *init_decoder_setting(
     struct ccx_s_options *opt)
 {
@@ -272,9 +273,11 @@ void dinit_libraries(struct lib_ccx_ctx **ctx)
 	freep(&ccx_options.enc_cfg.output_filename);
 	freep(&lctx->basefilename);
 	freep(&lctx->pesheaderbuf);
-	for (i = 0; i < lctx->num_input_files; i++)
-		freep(&lctx->inputfile[i]);
-	freep(&lctx->inputfile);
+	if (lctx->inputfile)
+	{
+		free_rust_c_string_array(lctx->inputfile, lctx->num_input_files);
+		lctx->inputfile = NULL;
+	}
 	freep(ctx);
 }
 
diff --git a/src/rust/src/utils.rs b/src/rust/src/utils.rs
index b63838273..c2629c0d5 100644
--- a/src/rust/src/utils.rs
+++ b/src/rust/src/utils.rs
@@ -83,7 +83,8 @@ pub fn string_to_c_chars(strs: Vec<String>) -> *mut *mut c_char {
 /// # Safety
 /// The pointers must have been allocated by `string_to_c_chars` or be null.
 /// `count` must be the number of strings in the array.
-pub unsafe fn free_rust_c_string_array(arr: *mut *mut c_char, count: usize) {
+#[no_mangle]
+pub unsafe extern "C" fn free_rust_c_string_array(arr: *mut *mut c_char, count: usize) {
     if arr.is_null() {
         return;
     }