diff --git a/.github/workflows/xahau-ga-nix.yml b/.github/workflows/xahau-ga-nix.yml
index 683d80c55..940b31b79 100644
--- a/.github/workflows/xahau-ga-nix.yml
+++ b/.github/workflows/xahau-ga-nix.yml
@@ -236,11 +236,9 @@ jobs:
 
           # TEMP (coverage-llm branch): narrow the matrix to just the new
           # clang-20 llvm-cov coverage row so we can iterate on it without
-          # burning runners on the rest. Guarded so it can't accidentally
-          # apply to dev/candidate/release - revert before merging anyway.
-          if ref not in main_branches and base_ref not in ["dev", "candidate", "release"]:
-              matrix = [e for e in matrix if e.get("coverage_tool") == "llvm"]
-              print(f"TEMP override: matrix narrowed to {len(matrix)} llvm-cov row(s)")
+          # burning runners on the rest. MUST be reverted before merging.
+          matrix = [e for e in matrix if e.get("coverage_tool") == "llvm"]
+          print(f"TEMP override: matrix narrowed to {len(matrix)} llvm-cov row(s)")
 
           # Add runs_on based on job_type
           for entry in matrix: