diff --git a/security-framework/Cargo.toml b/security-framework/Cargo.toml
index 8b4e6e0a..f9ec289f 100644
--- a/security-framework/Cargo.toml
+++ b/security-framework/Cargo.toml
@@ -25,7 +25,7 @@ num-bigint = { version = "0.4.6", optional = true }
 
 [dev-dependencies]
 hex = "0.4.3"
-env_logger = "0.11"
+env_logger = "0.10" # old for MSRV test
 x509-parser = "0.16"
 time = "0.3.17"
 tempfile = "3.3.0"