diff --git a/Cargo.toml b/Cargo.toml
index 8273ebaf..690ba4db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ exclude = [
 
 [dependencies]
 hifitime = "3.8.6"
-memmap2 = "=0.9.0"
+memmap2 = "=0.9.2"
 crc32fast = "=1.3.2"
 der = { version = "0.7.8", features = ["derive", "alloc", "real"] }
 clap = { version = "4", features = ["derive"] }