diff --git a/src/freedreno/ds/fd_pps_driver.h b/src/freedreno/ds/fd_pps_driver.h
index 5db3c175b6c..51749d0ce5b 100644
--- a/src/freedreno/ds/fd_pps_driver.h
+++ b/src/freedreno/ds/fd_pps_driver.h
@@ -59,7 +59,7 @@ private:
     * The number of counters assigned per perfcntr group, the index
     * into this matches the index into perfcntrs
     */
-   std::vector<int> assigned_counters;
+   std::vector<unsigned> assigned_counters;
 
    /*
     * Values that can be used by derived counters evaluation