diff --git a/appview/pages/markup/markdown.go b/appview/pages/markup/markdown.go
index f31937d1..e2152b19 100644
--- a/appview/pages/markup/markdown.go
+++ b/appview/pages/markup/markdown.go
@@ -235,7 +235,7 @@ func (rctx *RenderContext) imageFromKnotTransformer(dst string) string {
 	repoName := fmt.Sprintf("%s/%s", rctx.RepoInfo.OwnerDid, rctx.RepoInfo.Name)
 
 	query := fmt.Sprintf("repo=%s&ref=%s&path=%s&raw=true",
-		repoName, url.PathEscape(rctx.RepoInfo.Ref), actualPath)
+		url.PathEscape(repoName), url.PathEscape(rctx.RepoInfo.Ref), actualPath)
 
 	parsedURL := &url.URL{
 		Scheme:   scheme,
diff --git a/appview/repo/repo.go b/appview/repo/repo.go
index 012a8c2c..bf5dd1dc 100644
--- a/appview/repo/repo.go
+++ b/appview/repo/repo.go
@@ -11,7 +11,6 @@ import (
 	"log/slog"
 	"net/http"
 	"net/url"
-	"path"
 	"path/filepath"
 	"slices"
 	"strconv"
@@ -710,7 +709,7 @@ func (rp *Repo) RepoBlob(w http.ResponseWriter, r *http.Request) {
 		}
 
 		// fetch the raw binary content using sh.tangled.repo.blob xrpc
-		repoName := path.Join("%s/%s", f.OwnerDid(), f.Name)
+		repoName := fmt.Sprintf("%s/%s", f.OwnerDid(), f.Name)
 		blobURL := fmt.Sprintf("%s://%s/xrpc/sh.tangled.repo.blob?repo=%s&ref=%s&path=%s&raw=true",
 			scheme, f.Knot, url.QueryEscape(repoName), url.QueryEscape(ref), url.QueryEscape(filePath))