diff --git a/CHANGES.md b/CHANGES.md
index d802af9..0dda0cb 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Unreleased
+
+- Stop printing spec errors (fixes #1)
+
 ## 0.2.0
 
 ### Added
diff --git a/src/climate/error.ml b/src/climate/error.ml
index ba9cf55..413e653 100644
--- a/src/climate/error.ml
+++ b/src/climate/error.ml
@@ -180,6 +180,5 @@ module Spec_error = struct
 end
 
 let spec_error error =
-  Printf.eprintf "%s" (Spec_error.to_string error);
   raise (Spec_error.E error)
 ;;
diff --git a/tests/unit_tests/spec_error_tests.ml b/tests/unit_tests/spec_error_tests.ml
index fd4eabb..9d9db94 100644
--- a/tests/unit_tests/spec_error_tests.ml
+++ b/tests/unit_tests/spec_error_tests.ml
@@ -6,7 +6,7 @@ let check f =
     let _ = Command.singleton (f ()) in
     ()
   with
-  | Spec_error.E _ -> ()
+  | Spec_error.E e -> Printf.eprintf "%s" (Spec_error.to_string e)
 ;;
 
 let%expect_test "duplicate argument name" =