diff --git a/cpp/valgrind.supp b/cpp/valgrind.supp
index 83e21df83a9e..2289e819e3d9 100644
--- a/cpp/valgrind.supp
+++ b/cpp/valgrind.supp
@@ -75,3 +75,10 @@
     ...
     fun:*gcm_cipher*
 }
+{
+    <Azure>:curl shared handle deallocation fails (GH-47485)
+    Memcheck:Leak
+    fun:calloc
+    fun:curl_share_init
+    fun:*Azure*CurlConnection*
+}