diff --git a/ddtrace/profiling/exporter/http.py b/ddtrace/profiling/exporter/http.py
index 7015082555a..c4809e044ac 100644
--- a/ddtrace/profiling/exporter/http.py
+++ b/ddtrace/profiling/exporter/http.py
@@ -152,7 +152,7 @@ def _get_tags(
 
         tags.update(self.tags)
 
-        return ",".join(tag + ":" + value for tag, value in tags.items())
+        return ",".join(f"{tag}:{value}" for tag, value in tags.items())
 
     def export(
         self,
diff --git a/releasenotes/notes/fix-profiling-exporter-tags-f19c6cf93cbe1502.yaml b/releasenotes/notes/fix-profiling-exporter-tags-f19c6cf93cbe1502.yaml
new file mode 100644
index 00000000000..858e09be12e
--- /dev/null
+++ b/releasenotes/notes/fix-profiling-exporter-tags-f19c6cf93cbe1502.yaml
@@ -0,0 +1,4 @@
+---
+fixes:
+  - |
+    profiling: fix a bug that caused the HTTP exporter to crash when attempting to serialize tags.