diff --git a/.github/ISSUE_TEMPLATE/bug_report.yaml b/.github/ISSUE_TEMPLATE/bug_report.yaml
index 963be869484f..c1a9b6ab3408 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yaml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yaml
@@ -95,7 +95,6 @@ body:
       - extension/headerssetter
       - extension/healthcheck
       - extension/httpforwarder
-      - extension/httpforwarder
       - extension/jaegerremotesampling
       - extension/oauth2clientauth
       - extension/observer
diff --git a/.github/ISSUE_TEMPLATE/feature_request.yaml b/.github/ISSUE_TEMPLATE/feature_request.yaml
index d0be3e7e593d..5beccbc3d90a 100644
--- a/.github/ISSUE_TEMPLATE/feature_request.yaml
+++ b/.github/ISSUE_TEMPLATE/feature_request.yaml
@@ -89,7 +89,6 @@ body:
       - extension/headerssetter
       - extension/healthcheck
       - extension/httpforwarder
-      - extension/httpforwarder
       - extension/jaegerremotesampling
       - extension/oauth2clientauth
       - extension/observer
diff --git a/.github/ISSUE_TEMPLATE/other.yaml b/.github/ISSUE_TEMPLATE/other.yaml
index 9381aa28e559..8bb53e45f08d 100644
--- a/.github/ISSUE_TEMPLATE/other.yaml
+++ b/.github/ISSUE_TEMPLATE/other.yaml
@@ -89,7 +89,6 @@ body:
       - extension/headerssetter
       - extension/healthcheck
       - extension/httpforwarder
-      - extension/httpforwarder
       - extension/jaegerremotesampling
       - extension/oauth2clientauth
       - extension/observer
diff --git a/cmd/githubgen/issuetemplates.go b/cmd/githubgen/issuetemplates.go
index 91f6ede0534b..05fa22c38477 100644
--- a/cmd/githubgen/issuetemplates.go
+++ b/cmd/githubgen/issuetemplates.go
@@ -35,9 +35,13 @@ type issueTemplatesGenerator struct {
 }
 
 func (itg issueTemplatesGenerator) generate(data *githubData) error {
-	shortNames := make([]string, len(data.folders))
-	for i, f := range data.folders {
-		shortNames[i] = folderToShortName(f)
+	keys := map[string]struct{}{}
+	for _, f := range data.folders {
+		keys[folderToShortName(f)] = struct{}{}
+	}
+	shortNames := make([]string, 0, len(keys))
+	for k := range keys {
+		shortNames = append(shortNames, k)
 	}
 	sort.Strings(shortNames)
 	replacement := []byte(startComponentList + "\n      - " + strings.Join(shortNames, "\n      - ") + "\n      " + endComponentList)