diff --git a/tox.ini b/tox.ini
index e0e076fe77d..445ed696ed5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -22,7 +22,7 @@ python =
 deps =
   test: pytest
   coverage: pytest-cov
-  mypy,mypyinstalled: mypy~=0.740
+  mypy,mypyinstalled: mypy==0.740
 
 setenv =
   mypy: MYPYPATH={toxinidir}/opentelemetry-api/src/