diff --git a/src/libs/3rdparty/cplusplus/ASTPatternBuilder.cpp b/src/libs/3rdparty/cplusplus/ASTPatternBuilder.cpp
deleted file mode 100644
index 0c1549e51b8..00000000000
--- a/src/libs/3rdparty/cplusplus/ASTPatternBuilder.cpp
+++ /dev/null
@@ -1,2 +0,0 @@
-
-#include "ASTPatternBuilder.h"
diff --git a/src/libs/3rdparty/cplusplus/cplusplus.pri b/src/libs/3rdparty/cplusplus/cplusplus.pri
index 025519ef89c..2a4f71a7122 100644
--- a/src/libs/3rdparty/cplusplus/cplusplus.pri
+++ b/src/libs/3rdparty/cplusplus/cplusplus.pri
@@ -40,7 +40,6 @@ SOURCES += \
     $$PWD/ASTMatch0.cpp \
     $$PWD/ASTVisitor.cpp \
     $$PWD/ASTClone.cpp \
-    $$PWD/ASTPatternBuilder.cpp \
     $$PWD/ASTMatcher.cpp \
     $$PWD/Matcher.cpp \
     $$PWD/Control.cpp \
diff --git a/src/libs/cplusplus/cplusplus.qbs b/src/libs/cplusplus/cplusplus.qbs
index c9aae72b3e3..a0e0d66178c 100644
--- a/src/libs/cplusplus/cplusplus.qbs
+++ b/src/libs/cplusplus/cplusplus.qbs
@@ -30,7 +30,6 @@ Project {
                 "ASTMatch0.cpp",
                 "ASTMatcher.cpp",
                 "ASTMatcher.h",
-                "ASTPatternBuilder.cpp",
                 "ASTPatternBuilder.h",
                 "ASTVisit.cpp",
                 "ASTVisitor.cpp",