diff --git a/pkgs/development/coq-modules/coq-bits/default.nix b/pkgs/development/coq-modules/coq-bits/default.nix
index 410280925dcc..1da0a0d17ea9 100644
--- a/pkgs/development/coq-modules/coq-bits/default.nix
+++ b/pkgs/development/coq-modules/coq-bits/default.nix
@@ -4,10 +4,23 @@ with lib; mkCoqDerivation {
   pname = "coq-bits";
   repo = "bits";
   inherit version;
-  defaultVersion = if versions.isGe "8.7" coq.version then "20190812" else null;
+  defaultVersion =
+    if versions.isGe "8.10" coq.version
+    then "1.1.0"
+    else if versions.isGe "8.7" coq.version
+    then "1.0.0"
+    else null;
 
-  release."20190812".rev    = "1.0.0";
-  release."20190812".sha256 = "0nv5mdgrd075dpd8bc7h0xc5i95v0pkm0bfyq5rj6ii1s54dwcjl";
+  release = {
+    "1.0.0" = {
+      rev = "1.0.0";
+      sha256 = "0nv5mdgrd075dpd8bc7h0xc5i95v0pkm0bfyq5rj6ii1s54dwcjl";
+    };
+    "1.1.0" = {
+      rev = "1.1.0";
+      sha256 = "sha256-TCw1kSXeW0ysIdLeNr+EGmpGumEE9i8tinEMp57UXaE=";
+    };
+  };
 
   propagatedBuildInputs = [ mathcomp.algebra ];