diff --git a/pkgs/development/libraries/libwacom/default.nix b/pkgs/development/libraries/libwacom/default.nix
index 254769349b15..2fbb29347d42 100644
--- a/pkgs/development/libraries/libwacom/default.nix
+++ b/pkgs/development/libraries/libwacom/default.nix
@@ -41,7 +41,10 @@ stdenv.mkDerivation rec {
     libgudev
   ];
 
-  doCheck = stdenv.hostPlatform == stdenv.buildPlatform && lib.meta.availableOn stdenv.hostPlatform valgrind;
+  doCheck = stdenv.hostPlatform == stdenv.buildPlatform
+            && lib.meta.availableOn stdenv.hostPlatform valgrind
+            && !stdenv.hostPlatform.isPower  # one test times out
+  ;
 
   mesonFlags = [
     "-Dtests=${if doCheck then "enabled" else "disabled"}"