diff --git a/main/translate.c b/main/translate.c
index a4a915291f776d118f8b660e2bfede666b5fde23..223b5d30e7d08ff5e012d4b3bada27859266d8c3 100644
--- a/main/translate.c
+++ b/main/translate.c
@@ -295,7 +295,7 @@ struct ast_trans_pvt *ast_translator_build_path(int dest, int source)
 struct ast_frame *ast_translate(struct ast_trans_pvt *path, struct ast_frame *f, int consume)
 {
 	struct ast_trans_pvt *p = path;
-	struct ast_frame *out = f;
+	struct ast_frame *out = f, *ret;
 	struct timeval delivery;
 	int has_timing_info;
 	long ts;
@@ -364,7 +364,11 @@ struct ast_frame *ast_translate(struct ast_trans_pvt *path, struct ast_frame *f,
 	/* Invalidate prediction if we're entering a silence period */
 	if (out->frametype == AST_FRAME_CNG)
 		path->nextout = ast_tv(0, 0);
-	return out;
+
+	ret = ast_frisolate(out);
+	ast_frfree(out);
+
+	return ret;
 }
 
 /*! \brief compute the cost of a single translation step */