diff --git a/absl/copts/GENERATED_AbseilCopts.cmake b/absl/copts/GENERATED_AbseilCopts.cmake
index a4ab1aa2..dfd13fd7 100644
--- a/absl/copts/GENERATED_AbseilCopts.cmake
+++ b/absl/copts/GENERATED_AbseilCopts.cmake
@@ -129,8 +129,6 @@ list(APPEND ABSL_MSVC_FLAGS
     "/wd4005"
     "/wd4068"
     "/wd4180"
-    "/wd4244"
-    "/wd4267"
     "/wd4503"
     "/wd4800"
 )
diff --git a/absl/copts/GENERATED_copts.bzl b/absl/copts/GENERATED_copts.bzl
index a6efc98e..8c4de8e7 100644
--- a/absl/copts/GENERATED_copts.bzl
+++ b/absl/copts/GENERATED_copts.bzl
@@ -130,8 +130,6 @@ ABSL_MSVC_FLAGS = [
     "/wd4005",
     "/wd4068",
     "/wd4180",
-    "/wd4244",
-    "/wd4267",
     "/wd4503",
     "/wd4800",
 ]
diff --git a/absl/copts/copts.py b/absl/copts/copts.py
index 0d6c1ec3..75fd935f 100644
--- a/absl/copts/copts.py
+++ b/absl/copts/copts.py
@@ -132,10 +132,6 @@ COPT_VARS = {
             "/wd4068",  # unknown pragma
             # qualifier applied to function type has no meaning; ignored
             "/wd4180",
-            # conversion from 'type1' to 'type2', possible loss of data
-            "/wd4244",
-            # conversion from 'size_t' to 'type', possible loss of data
-            "/wd4267",
             # The decorated name was longer than the compiler limit
             "/wd4503",
             # forcing value to bool 'true' or 'false' (performance warning)