diff --git a/mk/mono.mk b/mk/mono.mk
index c643cf583d..d5ae8105c8 100644
--- a/mk/mono.mk
+++ b/mk/mono.mk
@@ -1,4 +1,4 @@
-NEEDED_MONO_VERSION := 83105ba22461455f4343d6bb14976eba8b0b3f39
+NEEDED_MONO_VERSION := 66e2b84002f037d7fd07d399f31196f05bd19597
 NEEDED_MONO_BRANCH := 2020-02
 
 MONO_DIRECTORY := mono