diff --git a/src/libs/utils/progressindicator.h b/src/libs/utils/progressindicator.h
index 36b886e3254..df2e587a849 100644
--- a/src/libs/utils/progressindicator.h
+++ b/src/libs/utils/progressindicator.h
@@ -14,8 +14,6 @@
 
 namespace Utils {
 
-namespace Internal { class ProgressIndicatorPrivate; }
-
 enum class ProgressIndicatorSize
 {
     Small,