diff --git a/HISTORY.rst b/HISTORY.rst
index b5fc4dc75c..ae20dadf0b 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -19,6 +19,7 @@ PlatformIO 4.0
 * Fixed an issue with incorrect escaping of Windows slashes when using `PIO Unified Debugger <http://docs.platformio.org/page/plus/debugging.html>`__ and "piped" openOCD
 * Fixed an issue when "debug", "home", "run", and "test" commands were not shown in "platformio --help" CLI
 * Fixed an issue with PIO Home's "No JSON object could be decoded" (`issue #2823 <https://github.com/platformio/platformio-core/issues/2823>`_)
+* Fixed an issue when `library.json <http://docs.platformio.org/page/librarymanager/config.html>`__ had priority over project configuration for `LDF <http://docs.platformio.org/page/librarymanager/ldf.html>`__ (`issue #2867 <https://github.com/platformio/platformio-core/issues/2867>`_)
 
 4.0.0 (2019-07-10)
 ~~~~~~~~~~~~~~~~~~
diff --git a/platformio/builder/tools/piolib.py b/platformio/builder/tools/piolib.py
index b0fd9470d8..1848cbf7fc 100644
--- a/platformio/builder/tools/piolib.py
+++ b/platformio/builder/tools/piolib.py
@@ -200,21 +200,6 @@ def build_unflags(self):
     def extra_script(self):
         return None
 
-    @property
-    def lib_archive(self):
-        return self.env.GetProjectOption("lib_archive", True)
-
-    @property
-    def lib_ldf_mode(self):
-        return self.validate_ldf_mode(
-            self.env.GetProjectOption("lib_ldf_mode", self.LDF_MODE_DEFAULT))
-
-    @property
-    def lib_compat_mode(self):
-        return self.validate_compat_mode(
-            self.env.GetProjectOption("lib_compat_mode",
-                                      self.COMPAT_MODE_DEFAULT))
-
     @property
     def depbuilders(self):
         return self._depbuilders
@@ -227,6 +212,14 @@ def dependent(self):
     def is_built(self):
         return self._is_built
 
+    @property
+    def lib_archive(self):
+        return self.env.GetProjectOption("lib_archive", True)
+
+    @property
+    def lib_ldf_mode(self):
+        return self.env.GetProjectOption("lib_ldf_mode", self.LDF_MODE_DEFAULT)
+
     @staticmethod
     def validate_ldf_mode(mode):
         if isinstance(mode, string_types):
@@ -239,6 +232,11 @@ def validate_ldf_mode(mode):
             pass
         return LibBuilderBase.LDF_MODE_DEFAULT
 
+    @property
+    def lib_compat_mode(self):
+        return self.env.GetProjectOption("lib_compat_mode",
+                                         self.COMPAT_MODE_DEFAULT)
+
     @staticmethod
     def validate_compat_mode(mode):
         if isinstance(mode, string_types):
@@ -741,23 +739,28 @@ def extra_script(self):
 
     @property
     def lib_archive(self):
-        if "libArchive" in self._manifest.get("build", {}):
-            return self._manifest.get("build").get("libArchive")
-        return LibBuilderBase.lib_archive.fget(self)
+        global_value = self.env.GetProjectOption("lib_archive")
+        if global_value is not None:
+            return global_value
+        return self._manifest.get("build", {}).get(
+            "libArchive", LibBuilderBase.lib_archive.fget(self))
 
     @property
     def lib_ldf_mode(self):
-        if "libLDFMode" in self._manifest.get("build", {}):
-            return self.validate_ldf_mode(
-                self._manifest.get("build").get("libLDFMode"))
-        return LibBuilderBase.lib_ldf_mode.fget(self)
+        return self.validate_ldf_mode(
+            self.env.GetProjectOption(
+                "lib_ldf_mode",
+                self._manifest.get("build", {}).get(
+                    "libLDFMode", LibBuilderBase.lib_ldf_mode.fget(self))))
 
     @property
     def lib_compat_mode(self):
-        if "libCompatMode" in self._manifest.get("build", {}):
-            return self.validate_compat_mode(
-                self._manifest.get("build").get("libCompatMode"))
-        return LibBuilderBase.lib_compat_mode.fget(self)
+        return self.validate_ldf_mode(
+            self.env.GetProjectOption(
+                "lib_compat_mode",
+                self._manifest.get("build", {}).get(
+                    "libCompatMode",
+                    LibBuilderBase.lib_compat_mode.fget(self))))
 
     def is_platforms_compatible(self, platforms):
         items = self._manifest.get("platforms")