diff --git a/ports/pdal/CONTROL b/ports/pdal/CONTROL
index 3db5c51ac..1065a5c2d 100644
--- a/ports/pdal/CONTROL
+++ b/ports/pdal/CONTROL
@@ -1,4 +1,4 @@
 Source: pdal
-Version: 1.7.1-1
+Version: 1.7.1-2
 Description: PDAL - Point Data Abstraction Library is a library for manipulating point cloud data.
 Build-Depends: gdal, geos, jsoncpp, libgeotiff
diff --git a/ports/pdal/no-source-dir-writes.patch b/ports/pdal/no-source-dir-writes.patch
new file mode 100644
index 000000000..f7ec12f6b
--- /dev/null
+++ b/ports/pdal/no-source-dir-writes.patch
@@ -0,0 +1,49 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index dc146d1..9b82544 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -140,7 +140,7 @@ get_git_head_revision(GIT_REFSPEC GIT_SHA1)
+ 
+ configure_file(
+   "${PROJECT_SOURCE_DIR}/gitsha.cpp.in"
+-  "${PROJECT_SOURCE_DIR}/pdal/gitsha.cpp")
++  "${PROJECT_BINARY_DIR}/pdal/gitsha.cpp")
+ 
+ # needs to come before configuration of pdal_features
+ if(APPLE)
+@@ -201,6 +201,7 @@ file(GLOB BASE_SRCS
+     ${PDAL_IO_DIR}/*.cpp
+     ${PDAL_KERNELS_DIR}/*.cpp
+     ${PDAL_SRC_DIR}/*.cpp
++    ${PROJECT_BINARY_DIR}/pdal/gitsha.cpp
+     ${PDAL_SRC_DIR}/compression/*.cpp)
+ file(GLOB_RECURSE PRIVATE_SRCS
+     ${PDAL_FILTERS_DIR}/private/*.cpp
+diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
+index b02aa4a..d60b041 100644
+--- a/apps/CMakeLists.txt
++++ b/apps/CMakeLists.txt
+@@ -66,9 +66,9 @@ install(FILES ${CMAKE_CURRENT_BINARY_DIR}/pdal.pc
+ if(UNIX OR APPLE)
+     # Autoconf compatibility variables to use the same script source.
+     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/pdal-config.in"
+-                   "${CMAKE_CURRENT_SOURCE_DIR}/pdal-config" @ONLY)
++                   "${CMAKE_CURRENT_BINARY_DIR}/pdal-config" @ONLY)
+ 
+-    file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/pdal-config"
++    file(COPY "${CMAKE_CURRENT_BINARY_DIR}/pdal-config"
+         DESTINATION
+             "${PDAL_OUTPUT_BIN_DIR}/"
+         FILE_PERMISSIONS
+@@ -85,9 +85,9 @@ if(UNIX OR APPLE)
+ elseif(WIN32)
+     # Autoconf compatibility variables to use the same script source.
+     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/pdal-config-bat.in"
+-                   "${CMAKE_CURRENT_SOURCE_DIR}/pdal-config.bat" @ONLY)
++                   "${CMAKE_CURRENT_BINARY_DIR}/pdal-config.bat" @ONLY)
+ 
+-    file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/pdal-config.bat"
++    file(COPY "${CMAKE_CURRENT_BINARY_DIR}/pdal-config.bat"
+          DESTINATION
+             "${PDAL_OUTPUT_BIN_DIR}/"
+          FILE_PERMISSIONS
diff --git a/ports/pdal/portfile.cmake b/ports/pdal/portfile.cmake
index f9b413218..cbcb97ced 100644
--- a/ports/pdal/portfile.cmake
+++ b/ports/pdal/portfile.cmake
@@ -14,11 +14,14 @@ vcpkg_download_distfile(ARCHIVE
 vcpkg_extract_source_archive(${ARCHIVE})
 
 vcpkg_apply_patches(
-    SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/PDAL-${PDAL_VERSION_STR}-src
+    SOURCE_PATH ${SOURCE_PATH}
     PATCHES
-    ${CURRENT_PORT_DIR}/0001-win32_compiler_options.cmake.patch
+        ${CMAKE_CURRENT_LIST_DIR}/0001-win32_compiler_options.cmake.patch
+        ${CMAKE_CURRENT_LIST_DIR}/no-source-dir-writes.patch
 )
 
+file(REMOVE "${SOURCE_PATH}/pdal/gitsha.cpp")
+
 # Deploy custom CMake modules to enforce expected dependencies look-up
 foreach(_module IN ITEMS FindGDAL FindGEOS FindGeoTIFF)
     file(REMOVE "${SOURCE_PATH}/cmake/modules/${_module}.cmake")