diff --git a/catch/unit/cooperativeGrps/grid_group.cc b/catch/unit/cooperativeGrps/grid_group.cc
index 51e1514762..e8c7ef1cf0 100644
--- a/catch/unit/cooperativeGrps/grid_group.cc
+++ b/catch/unit/cooperativeGrps/grid_group.cc
@@ -241,8 +241,12 @@ TEST_CASE("Unit_Grid_Group_Sync_Positive_Basic") {
   }
 
   auto loops = GENERATE(2, 4, 8, 16);
-  const auto blocks = GenerateBlockDimensions();
-  const auto threads = GenerateThreadDimensions();
+  // Launch params for this test are hardcoded as a workaround for an issue reported
+  // SWDEV-429791. When fixed, please enable calls to GenerateBlock/ThreadDimensions()
+  const auto blocks = GENERATE_COPY(
+                        dim3(5, 5, 5), dim3(330, 1, 1), dim3(1, 330, 1), dim3(1, 1, 330));
+  const auto threads = GENERATE_COPY(
+                        dim3(16, 8, 8), dim3(32, 32, 1), dim3(64, 8, 2), dim3(16, 16, 3));
   if (!CheckDimensions(device, sync_kernel, blocks, threads)) return;
   INFO("Grid dimensions: x " << blocks.x << ", y " << blocks.y << ", z " << blocks.z);
   INFO("Block dimensions: x " << threads.x << ", y " << threads.y << ", z " << threads.z);