2 files changed, 7 insertions, 3 deletions
diff --git a/libbuild2/bin/target.cxx b/libbuild2/bin/target.cxx
index 94851cd..bf701c9 100644
--- a/libbuild2/bin/target.cxx
+++ b/libbuild2/bin/target.cxx
@@ -53,7 +53,7 @@ namespace build2
     const target_type libx::static_type
     {
       "libx",
-      &target::static_type,
+      &mtime_target::static_type,
       nullptr,
       nullptr,
       nullptr,
diff --git a/libbuild2/bin/target.hxx b/libbuild2/bin/target.hxx
index 8be8c23..f8d2dd0 100644
--- a/libbuild2/bin/target.hxx
+++ b/libbuild2/bin/target.hxx
@@ -200,10 +200,14 @@ namespace build2
 
     // Common base for lib{} and libul{} groups.
     //
-    class LIBBUILD2_BIN_SYMEXPORT libx: public target
+    // Use mtime_target as a base for the "trust me it exists" functionality
+    // which we use, for example, to have installed lib{} prerequisites that
+    // are matched by the fallback file rule.
+    //
+    class LIBBUILD2_BIN_SYMEXPORT libx: public mtime_target
     {
     public:
-      using target::target;
+      using mtime_target::mtime_target;
 
     public:
       static const target_type static_type;