diff --git a/fftools/graph/graphprint.c b/fftools/graph/graphprint.c
index fc94a75797..9e3e03274a 100644
--- a/fftools/graph/graphprint.c
+++ b/fftools/graph/graphprint.c
@@ -862,6 +862,8 @@ static void uninit_graphprint(GraphPrintContext *gpc)
 
     // Finalize the print buffer if it was initialized
     av_bprint_finalize(&gpc->pbuf, NULL);
+
+    av_freep(&gpc);
 }
 
 static int init_graphprint(GraphPrintContext **pgpc, AVBPrint *target_buf)