diff --git a/.github/workflows/cmake-multi-platform.yml b/.github/workflows/cmake-multi-platform.yml
index bcbeaad1..c7477d09 100644
--- a/.github/workflows/cmake-multi-platform.yml
+++ b/.github/workflows/cmake-multi-platform.yml
@@ -157,7 +157,6 @@ jobs:
       run: >
         cmake -B ${{ steps.strings.outputs.build-output-dir }}
         -G "${{ matrix.generator }}"
-        -DCMAKE_POSITION_INDEPENDENT_CODE=ON
         -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
         -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
         -DCMAKE_Fortran_COMPILER=${{ steps.setup-fortran.outputs.fc }}
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1665da40..73a700da 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,6 +8,9 @@ set(PHAST_VERSION_MINOR "0")
 set(PHAST_VERSION_PATCH "0")
 set(PHAST_REVISION "9000")
 
+include(CheckPIESupported)
+check_pie_supported()
+
 # set default windows installation path
 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND WIN32)
   GetDefaultWindowsPrefixBase(CMAKE_GENERIC_PROGRAM_FILES)
diff --git a/src/phast/CMakeLists.txt b/src/phast/CMakeLists.txt
index 3db2ff03..11249fee 100644
--- a/src/phast/CMakeLists.txt
+++ b/src/phast/CMakeLists.txt
@@ -126,6 +126,7 @@ PhreeqcRM/src/RM_interface.F90
 
 # phastf target
 add_library(phastf STATIC ${phastf_SOURCES})
+set_property(TARGET phastf PROPERTY POSITION_INDEPENDENT_CODE TRUE)
 
 # phastf defines
 target_compile_definitions(phastf 
@@ -329,6 +330,7 @@ PhreeqcRM/src/YAMLPhreeqcRM.h
 
 # PhreeqcRM target
 add_library(PhreeqcRM STATIC ${PhreeqcRM_SOURCES})
+set_property(TARGET PhreeqcRM PROPERTY POSITION_INDEPENDENT_CODE TRUE)
 
 # c++11
 target_compile_features(PhreeqcRM PUBLIC cxx_std_11)
@@ -401,6 +403,7 @@ endif()
 
 # phast3 target
 add_executable(phast3 ${phast3_SOURCES})
+set_property(TARGET phast3 PROPERTY POSITION_INDEPENDENT_CODE TRUE)
 
 # phast3 defines
 target_compile_definitions(phast3