diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 86b1cdc2b1..c19d9380d5 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -5907,6 +5907,8 @@ (define-public python-proto-matcher
        (sha256
         (base32 "1644x0hrl398ji3281n44ymfgc3cspzfagjckhqjn4nja5nlikxg"))))
     (build-system python-build-system)
+    (arguments
+     `(#:tests? #f))                    ;no test suite
     (propagated-inputs
      `(("python-protobuf" ,python-protobuf)
        ("python-pyhamcrest" ,python-pyhamcrest)))