diff --git a/Cargo.toml b/Cargo.toml
index fba2e75f..c26d7033 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,6 +17,7 @@ rustdoc-args = [ "--html-in-header", "katex-header.html" ]
 
 [dev-dependencies]
 criterion = "0.3"
+csv = ">= 1.0, < 1.2" # csv 1.2 has MSRV 1.60
 hex = "0.4"
 rand_xorshift = "0.3"
 sha2 = "0.9"