diff --git a/entrypoint.sh b/entrypoint.sh
index 2d0d8ac..f33431b 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -3,7 +3,7 @@
 slug_ref() {
     echo "$1" \
          | tr "[:upper:]" "[:lower:]" \
-         | sed -r 's#refs/.*/##;s/[~\^]+//g;s/[^a-zA-Z0-9]+/-/g;s/^-+\|-+$//g;s/^-*//;s/-*$//' \
+         | sed -r 's#refs/[^\/]*/##;s/[~\^]+//g;s/[^a-zA-Z0-9]+/-/g;s/^-+\|-+$//g;s/^-*//;s/-*$//' \
          | cut -c1-63
 }
 
diff --git a/tests/slug_ref.bats b/tests/slug_ref.bats
index 76091b3..00db998 100644
--- a/tests/slug_ref.bats
+++ b/tests/slug_ref.bats
@@ -9,13 +9,13 @@
 @test "Slug a feature branch" {
   test_sluf_ref \
     "refs/heads/feat/new_feature" \
-    "new-feature"
+    "feat-new-feature"
 }
 
 @test "Slug a fix branch" {
   test_sluf_ref \
     "refs/heads/fix/issue_number" \
-    "issue-number"
+    "fix-issue-number"
 }
 
 @test "Slug a simple tag" {