diff --git a/ci/test-coverage.sh b/ci/test-coverage.sh
index 14278bce6d..b3cf53868d 100755
--- a/ci/test-coverage.sh
+++ b/ci/test-coverage.sh
@@ -9,12 +9,14 @@ annotate() {
   }
 }
 
-affectedFiles="$(buildkite-agent meta-data get affected_files)"
-echo "Affected files in this PR: $affectedFiles"
-if [[ ! ":$affectedFiles:" =~ \.rs: ]]; then
-  annotate --style info --context coverage-info \
-    "Coverage skipped as no .rs files were modified"
-  exit 0
+if ci/is-pr.sh; then
+  affectedFiles="$(buildkite-agent meta-data get affected_files)"
+  echo "Affected files in this PR: $affectedFiles"
+  if [[ ! ":$affectedFiles:" =~ \.rs: ]]; then
+    annotate --style info --context coverage-info \
+      "Coverage skipped as no .rs files were modified"
+    exit 0
+  fi
 fi
 
 source ci/upload-ci-artifact.sh